Body Image

Article	Citations
Body functionality: A review of the literature	112
Meta-analysis of gender differences in body appreciation	91
Are We There Yet? Progress in Depicting Diverse Images of Beauty in Instagram’s Body Positivity Movement	80
Uploading your best self: Selfie editing and body dissatisfaction	75
Becoming an object: A review of self-objectification in girls	72
#Loveyourbody: The effect of body positive Instagram captions on women’s body image	68
Compared to Facebook, Instagram use causes more appearance comparison and lower body satisfaction in college women	68
Social media, body satisfaction and well-being among adolescents: A mediation model of appearance-ideal internalization and comparison	65
The effect of Instagram #fitspiration images on young women’s mood, body image, and exercise behaviour	65
Unique associations of social media use and online appearance preoccupation with depression, anxiety, and appearance rejection sensitivity	64
The Appearance-Related Social Media Consciousness Scale: Development and validation with adolescents	57
Social media, body image, and the question of causation: Meta-analyses of experimental and longitudinal evidence	55
Young women’s body image following upwards comparison to Instagram models: The role of physical appearance perfectionism and cognitive emotion regulation	52
The Happy American Body 2.0: Predictors of affective body satisfaction in two U.S. national internet panel surveys	49
Body Positivity (#BoPo) in everyday life: An ecological momentary assessment study showing potential benefits to individuals’ body image and emotional wellbeing	46
#Take idealized bodies out of the picture: A scoping review of social media content aiming to protect and promote positive body image	45
Body appreciation and its psychological correlates: A systematic review and meta-analysis	44
Weight stigma and media: An examination of the effect of advertising campaigns on weight bias, internalized weight bias, self-esteem, body image, and affect	42
A picture is worth a thousand words: The effect of viewing celebrity Instagram images with disclaimer and body positive captions on women’s body image	41
The experience of embodiment scale: Development and psychometric evaluation	41
A cluster randomized controlled trial of the SoMe social media literacy body image and wellbeing program for adolescent boys and girls: Study protocol	41
Taking it apart and putting it back together again: Using Item Pool Visualisation to summarise complex data patterns in (positive) body image research	39
Add a comment … how fitspiration and body positive captions attached to social media images influence the mood and body esteem of young female Instagram users	38
Science mapping research on body image: A bibliometric review of publications in Body Image, 2004–2020	38
Differences in weight stigma between gay, bisexual, and heterosexual men	37

Body image disturbance and sexual orientation: An updated systematic review and meta-analysis	37
#Bopo: Enhancing body image through body positive social media- evidence to date and research directions	37
Body image and internalization of appearance ideals in Black women: An update and call for culturally-sensitive research	35
Examining associations among weight stigma, weight bias internalization, body dissatisfaction, and eating disorder symptoms: Does weight status matter?	34
What a body can do: Rethinking body functionality through a feminist materialist disability lens	34
Assessing the measurement invariance of a Latin-American Spanish translation of the Body Appreciation Scale-2 in Mexican, Argentinean, and Colombian adolescents	33
#quarantine15: A content analysis of Instagram posts during COVID-19	33
Translation and validation of body image instruments: An addendum to Swami and Barron (2019) in the form of frequently asked questions	31
The role of sexual minority stress and community involvement on disordered eating, dysmorphic concerns and appearance- and performance-enhancing drug misuse	30
Do the metrics matter? An experimental investigation of Instagram influencer effects on mood and body dissatisfaction	30
Strong is the New Skinny, but is it Ideal?: A Test of the Tripartite Influence Model using a new Measure of Fit-Ideal Internalisation	30
“My critical filter buffers your app filter”: Social media literacy as a protective factor for body image	30
The effects of yoga on functionality appreciation and additional facets of positive body image	30
Exploring transgender adolescents’ body image concerns and disordered eating: Semi-structured interviews with nine gender minority youth	30
Pathways from sociocultural and objectification constructs to body satisfaction among women: The U.S. Body Project I	30
Muscles and bare chests on Instagram: The effect of Influencers’ fashion and fitspiration images on men’s body image	30
Demographic predictors of body image satisfaction: The U.S. Body Project I	29
Body image and depressive symptoms among transgender and cisgender adults: Examining a model integrating the tripartite influence model and objectification theory	29
The differential impact of viewing fitspiration and thinspiration images on men’s body image concerns: An experimental ecological momentary assessment study	29
Examining the utility of nonlinear machine learning approaches versus linear regression for predicting body image outcomes: The U.S. Body Project I	29
The cosmetic surgery paradox: Toward a contemporary understanding of cosmetic surgery popularisation and attitudes	28
A systematic review on the effects of media disclaimers on young women’s body image and mood	28
Exposing digital posing: The effect of social media self-disclaimer captions on women’s body dissatisfaction, mood, and impressions of the user	28
The effects of fitspiration and self-compassion Instagram posts on body image and self-compassion in men and women	28
The effect of physical appearance perfectionism and social comparison to thin-, slim-thick-, and fit-ideal Instagram imagery on young women’s body image	28
Does a Facebook-enhanced Mindful Self-Compassion intervention improve body image? An evaluation study	28
The association between body appreciation and body mass index among males and females: A meta-analysis	28
Pathways from sociocultural and objectification constructs to body satisfaction among men: The U.S. Body Project I	27
Social media and body image: Modulating effects of social identities and user characteristics	27
The effect of viewing challenging “reality check” Instagram comments on women’s body image	27
Psychometric properties of an Arabic translation of the Functionality Appreciation Scale (FAS) in Lebanese adults	26
The “Little Red Riding Hood effect:” Fitspiration is just as bad as thinspiration for women’s body satisfaction	26
Acceptance and commitment therapy to reduce eating disorder symptoms and body image problems in patients with residual eating disorder symptoms: A randomized controlled trial	26
Body image flexibility and its correlates: A meta-analysis	26
Demographic predictors of objectification theory and tripartite influence model constructs: The U.S. Body Project I	26
The effects of engaging in digital photo modifications and receiving favorable comments on women’s selfies shared on social media	25
A test of the tripartite influence model of disordered eating among men	25
Ethnic/racial and gender differences in body image disorders among a diverse sample of sexual minority U.S. adults	25
Incorporating social media and muscular ideal internalization into the tripartite influence model of body image: Towards a modern understanding of adolescent girls’ body dissatisfaction	25
Anxiety and depression in adolescents with a visible difference: A systematic review and meta-analysis	24
Effects of taking selfies on women’s self-objectification, mood, self-esteem, and social aggression toward female peers	24
Body-related embarrassment: The overlooked self-conscious emotion	24
Athleisure: A qualitative investigation of a multi-billion-dollar clothing trend	24
Body image experiences in the context of chronic pain: An examination of associations among perceptions of pain, body dissatisfaction, and positive body image	24
Examining the factor structure, sex invariance, and psychometric properties of the Body Image Acceptance and Action Questionnaire and the Functionality Appreciation Scale	24
The protective role of self-compassion for women’s positive body image: an open replication and extension	24
The Norwegian healthy body image intervention promotes positive embodiment through improved self-esteem	23
Factor Analysis and Psychometric Properties of the Chinese Translation of the Acceptance of Cosmetic Surgery Scale	23
Body image and acceptance of cosmetic surgery in China and the Netherlands: A qualitative study on cultural differences and similarities	23
The dangers of the rabbit hole: Reflections on social media as a portal into a distorted world of edited bodies and eating disorder risk and the role of algorithms	23

A bifactor analysis of the Weight Bias Internalization Scale: What are we really measuring?	23
Minority stress and body dysmorphic disorder symptoms among sexual minority adolescents and adult men	22
The effects of body-positive Instagram posts on body image in adult women	22
Objectifying the body positive movement: The effects of sexualizing and digitally modifying body-positive images on Instagram	22
The Breast Size Satisfaction Survey (BSSS): Breast size dissatisfaction and its antecedents and outcomes in women from 40 nations	22
Body image in women diagnosed with breast cancer: A grounded theory study	21
“Having a non-normative body for me is about survival”: Androgynous body ideal among trans and nonbinary individuals	21
Instagram Sexualization: When posts make you feel dissatisfied and wanting to change your body	21
The effectiveness of brief animated films as a scalable micro-intervention to improve children’s body image: A randomised controlled trial	21
Assessing positive body image, body satisfaction, weight bias, and appearance comparison in emerging adults: A cross-validation study across eight countries	20
Beauty ideals, social media, and body positivity: A qualitative investigation of influences on body image among young women in Japan	20
Digital modification and body image on social media: Disclaimer labels, captions, hashtags, and comments	20
The effects of fitspiration images on body attributes, mood and eating behaviors: An experimental Ecological Momentary Assessment study in females	19
A look at the intergenerational associations between self-compassion, body esteem, and emotional eating within dyads of mothers and their adult daughters	19
Adolescents’ selfie-activities and idealized online self-presentation: An application of the sociocultural model	19
Psychometric evaluation of the Muscle Dysmorphic Disorder Inventory (MDDI) among cisgender gay men and cisgender lesbian women	19
Body image across the adult lifespan: A longitudinal investigation of developmental and cohort effects	19
Self-compassion as a moderator of the relationships between shape and weight overvaluation and eating disorder psychopathology, psychosocial impairment, and psychological distress	19
Asian versus Western appearance media influences and changes in body image concerns of young Chinese women: A 12-month prospective study	19
Using immersive virtual reality to modify body image	19
Breastfeeding, body image, and weight control behavior among postpartum women	19
A quantitative systematic review assessing the impact of burn injuries on body image	18
#nomakeupselfie: The impact of natural no-makeup images and positive appearance comments on young women’s body image	18
The Romanian version of the Intuitive Eating Scale-2: Assessment of its psychometric properties and gender invariance in Romanian adults	18
Assessing the impact of body image concerns on functioning across life domains: Development and validation of the Body Image Life Disengagement Questionnaire (BILD-Q) among British adolescents	18
A prospective examination of relationships between social media use and body dissatisfaction in a representative sample of adults	18
Body image and body change behaviors associated with orthorexia symptoms in males	18
Bidirectional relationships between intuitive eating and shape and weight overvaluation, dissatisfaction, preoccupation, and fear of weight gain: A prospective study	18
Demographic and sociocultural predictors of face image satisfaction: The U.S. Body Project I	17
Visual and cognitive processing of thin-ideal Instagram images containing idealized or disclaimer comments	17
Changes in body-related self-conscious emotions over time among youth female athletes	17
Experiential avoidance and cognitive fusion mediate the relationship between body evaluation and unhelpful body image coping strategies in individuals with visible differences	17
Assessing the measurement invariance of two positive body image instruments in adults from Malaysia and the United Kingdom	17
Testing a self-compassion micro-intervention before appearance-based social media use: Implications for body image	17
TikTok on the clock but the #fitspo don’t stop: The impact of TikTok fitspiration videos on women’s body image concerns	17
Personality and body dissatisfaction: An updated systematic review with meta-analysis	17
Internalized weight stigma and the progression of food addiction over time	17
Self-compassion explains substantially more variance in eating disorder psychopathology and associated impairment than mindfulness	17
Body acceptance by others: Refinement of the construct, and development and psychometric evaluation of a revised measure – The Body Acceptance by Others Scale-2	17
A Randomised Controlled Trial Examining the Effects of Self-Compassion Meditations on Women’s Body Image	17
Physical appearance comparisons and symptoms of disordered eating: The mediating role of social physique anxiety in Spanish adolescents	16
Racial identity differences in pathways from sociocultural and objectification constructs to body satisfaction: The U.S. Body Project I	16
Psychometric properties of an Italian translation of the Functionality Appreciation Scale (FAS)	16
Psychometric properties of a Romanian translation of the Functionality Appreciation Scale (FAS)	16
Embodiment: Cultural and gender differences and associations with life satisfaction	16
The effect of thin and average-sized models on women’s appearance and functionality satisfaction: Does pose matter?	16
Translation and validation of an Italian version of the Body Appreciation Scale-2	16
An examination of older men’s body image: How men 65 years and older perceive, experience, and cope with their aging bodies	16
The Positive Body Image among Adolescents Scale (PBIAS): Conceptualization, development, and psychometric evaluation among adolescents from Belgium	16
Sexual orientation differences in pathways from sociocultural and objectification constructs to body satisfaction: The U.S. Body Project I	16
Genital Self-Image in Adolescent Girls: The Effectiveness of a Brief Educational Video	16
Demographic and sociocultural predictors of sexuality-related body image and sexual frequency: The U.S. Body Project I	16
Dimensional structure, psychometric properties, and sex and ethnic invariance of a Bahasa Malaysia (Malay) translation of the Intuitive Eating Scale-2 (IES-2)	16
Adverse childhood experiences and body dysmorphic symptoms: A meta-analysis	15
TikTok, TikTok, the time is now: Future directions in social media and body image	15
Cultural adaptation and validation of the Body Esteem Scale for Adults and Adolescents for use in English among adolescents in urban India	15
Self-concept clarity and appearance-based social comparison to idealized bodies	15
Mothers’ experiences of the relationship between body image and exercise, 0–5 years postpartum: A qualitative study	15
Eating disorder attitudes and disordered eating behaviors as measured by the Eating Disorder Examination Questionnaire (EDE-Q) among cisgender lesbian women	15
Adolescent girls’ Instagram and TikTok use: Examining relations with body image-related constructs over time using random intercept cross-lagged panel models	15
A cross-country examination of emotional eating, restrained eating and intuitive eating: Measurement Invariance across eight countries	15
Cross-cultural measurement invariance of the Body Appreciation Scale-2 across five countries	15
Appearance Comparisons and Eating Pathology: A Moderated Serial Mediation Analysis Exploring Body Image Flexibility and Body Appreciation as Mediators and Self-Compassion as Moderator	14
‘Big boys don’t cry’: Examining the indirect pathway of masculinity discrepancy stress and muscle dysmorphia symptomatology through dimensions of emotion dysregulation	14
Nature exposure and positive body image: (Re-)examining the mediating roles of connectedness to nature and trait mindfulness	14
“Pretty hurts”: Acceptance of hegemonic feminine beauty ideals and reduced sexual well-being among Black women	14
Weight stigma, policy initiatives, and harnessing social media to elevate activism	14
Dissonance-based eating disorder prevention among Brazilian young women: A randomized efficacy trial of the Body Project	14
Problematic muscularity-oriented behaviors: Overview, key gaps, and ideas for future research	14
Weight stigma and psychological distress: A moderated mediation model of social identification and internalised bias	14
Hourglass Body Shape Ideal Scale and disordered eating	14
Looking to the future: Priorities for translating research to impact in the field of appearance and body image	14
The effects of self-disclaimer Instagram captions on young women's mood and body image: The moderating effect of participants’ own photo manipulation practices	14
Does self-compassion buffer the detrimental effect of body shame on depressive symptoms?	13
Integrating social media variables as predictors, mediators, and moderators within body image frameworks: Potential mechanisms of action to consider in future research	13
Body-related self-conscious emotions and reasons for exercise: A latent class analysis	13
Do you see what I see? The influence of self-objectification on appearance anxiety, intrinsic motivation, interoceptive awareness, and physical performance	13
Consumer warning versus systemic change: The effects of including disclaimer labels on images that have or have not been digitally modified on body image	13
Sex differences in perceived stigmatization, body image disturbance, and satisfaction with facial appearance and speech among adolescents with craniofacial conditions	13
Critical measurement issues in the assessment of social media influence on body image	13

Acceptability and preliminary efficacy of a school-based body image intervention in urban India: A pilot randomised controlled trial	13
Framing real beauty: A framing approach to the effects of beauty advertisements on body image and advertising effectiveness	13
Targets of comparison and body image in women’s everyday lives: The role of perceived attainability	13
Characterizing a body positive online forum: Resistance and pursuit of appearance-ideals	13
Evaluating the impact of a brief Health at Every Size®-informed health promotion activity on body positivity and internalized weight-based oppression	13
TikTok use and body dissatisfaction: Examining direct, indirect, and moderated relations	13
Goodform: A cluster randomised controlled trial of a school-based program to prevent body dissatisfaction and muscle building supplement use among adolescent boys	12
Psychometric validation of the Muscle Dysmorphic Disorder Inventory (MDDI) among U.S. transgender men	12
Family members and peers’ negative and positive body talk: How they relate to adolescent girls’ body talk and eating disorder attitudes	12
Psychometric properties of a Farsi translation of the Functionality Appreciation Scale (FAS) in Iranian adolescents	12
A systematic review of interventions aiming to promote positive body image in children and adolescents	12
Australian health professionals’ perspectives of psychosocial adjustment to visible differences: A qualitative analysis of pediatric populations	12
Measurement invariance of body image measures by age, gender, sexual orientation, race, weight status, and age: The U.S. Body Project I	12
A randomized control trial of Expand Your Horizon: An intervention for women with weight bias internalization	12
Intuitive eating in light of other eating styles and motives: Experiences with construct validity and the Hungarian adaptation of the Intuitive Eating Scale-2	11
Muscle dysmorphia symptomatology among a national sample of Canadian adolescents and young adults	11
An Ecological Momentary Assessment of Self-improvement and Self-evaluation Body Comparisons: Associations with College Women’s Body Dissatisfaction and Exercise	11
Associations between adolescents’ pornography consumption and self-objectification, body comparison, and body shame	11
An abbreviated 10-item, two-factor version of the Body Image Quality of Life Inventory (BIQLI-10): The U.S. Body Project I	11
Determining the potential links of self-compassion with eating pathology and body image among women and men: A cross-sectional mediational study	11
No likes, no problem? Users’ reactions to the removal of Instagram number of likes on other people’s posts and links to body image	11
Body weight contingent self-worth predicts depression in adolescent girls: The roles of self-esteem instability and interpersonal sexual objectification	11
The validity and reliability of the Farsi version of the Body, Eating, and Exercise Comparison Orientation Measure (F-BEECOM) among Iranian male and female students	11
Body image as a multidimensional concept: A systematic review of body image facets in eating disorders and muscle dysmorphia	11
Integrating the tripartite influence, minority stress, and social comparison theories to explain body image and disordered eating in Chinese sexual minority men and women	11
“Eat clean, train mean, get lean”: Body image and health behaviours of women who engage with fitspiration and clean eating imagery on Instagram	11
Protective filtering: A qualitative study on the cognitive strategies young women use to promote positive body image in the face of beauty-ideal imagery on Instagram	11
Greater gastric interoception is associated with more positive body image: Evidence from adults in Malaysia and the United Kingdom	11
Inconsistencies in the conceptualisation and operationalisation of internalized weight stigma: A potential way forward	11
Relational body image: Preliminary evidence that body image varies within a person from one specific relationship to another	11
Psychometric validation of the Japanese version of the Functionality Appreciation Scale (FAS)	11
Predicting the change in perinatal disordered eating symptoms: An examination of psychosocial factors	11
Associations between husbands’ weight bias and related concerns and husbands’ and wives’ psychological and relationship outcomes	11
Body image in and out of the lab: Correspondence between lab-based attentional bias data and body shape dissatisfaction experiences in daily life	10
The ever-changing ideal: The body you want depends on who else you’re looking at	10
Cross-Country Measurement Invariance and Effects of Sociodemographic Factors on Body Weight and Shape Concern-Related Constructs in Eight Countries	10
Impacts of dietary self-monitoring via MyFitnessPal to undergraduate women: A qualitative study	10
Body dissatisfaction in midlife women: The applicability of the tripartite influence model	10
Black women’s experiences of gendered racial sexual objectification, body image, and depressive symptoms	10
Psychometric properties of measures of sociocultural influence and internalization of appearance ideals across eight countries	10
Body image and associated factors among sexual minority men: A systematic review	10
Does #beauty have a dark side? Testing mediating pathways between engagement with beauty content on social media and cosmetic surgery consideration	10
Body Positivity, but not for everyone: The role of model size in exposure effects on women’s mood, body satisfaction, and food choice	10
Media influence components as predictors of children’s body image and eating problems: A longitudinal study of boys and girls during middle childhood	10
When body positivity falls flat: Divergent effects of body acceptance messages that support vs. undermine basic psychological needs	10
Examining appearance pressures, thinness and muscularity internalizations, and social comparisons as correlates of drive for muscularity and thinness-oriented disordered eating in Chinese heterosexual	10
Short forms of the Body Appreciation Scale-2 (BAS-2SF): Item selection and psychometric evaluation	10
Body image and quality of life in women with breast cancer: Appreciating the body and its functionality	10
Broad conceptualisations of beauty do not moderate women’s responses to body positive content on instagram	9
“I’ll never sacrifice my well-being again:” The journey from negative to positive body image among women who perceive their body to deviate from societal norms	9
#Body goals or #Bopo? Exposure to pregnancy and post-partum related social media images: Effects on the body image and mood of women in the peri-pregnancy period	9
Psychometric properties and validation of the Phenomenological Body Shame Scale – Revised (PBSS-R)	9
An investigation of distress tolerance and difficulties in emotion regulation in the drive for muscularity among women	9
Is this what a female yogi looks like? A content analysis of yoga images on Instagram	9
Validation of a German version of the Body Appreciation Scale-2 (BAS-2)	9
Challenging oppression: A social identity model of stigma resistance in higher-weight individuals	9
The Dysmorphic Concern Questionnaire: Measurement invariance by gender and race/ethnicity among sexual minority adults	9
Measurement invariance and psychometric properties of three positive body image measures among cisgender sexual minority and heterosexual women	9
Do we cause harm? Understanding the impact of research with young children about their body image	9
Photo manipulation as a predictor of facial dissatisfaction and cosmetic procedure attitudes	9
Does body appreciation predict decreases in eating pathology via intuitive eating? A longitudinal mediation analysis	9
The need to belong: Subjective experiences of living with craniofacial conditions and undergoing appearance-altering surgery	9
Untangling the associations between generalized anxiety and body dissatisfaction: The mediating effects of social physique anxiety among collegiate men and women	9
Who’s the ‘bigger’ man? Parsing the relationships between masculinity and men’s muscularity dissatisfaction	9
Evaluating a body image school-based intervention in India: A randomized controlled trial	9
A network analysis comparison of central determinants of body dissatisfaction among pregnant and non-pregnant women	9
Self-compassion and dissonance-based interventions for body image distress in young adult women	9
Developing a model linking self-reported nature exposure and positive body image: A study protocol for the body image in nature survey (BINS)	9
Body appreciation around the world: Measurement invariance of the Body Appreciation Scale-2 (BAS-2) across 65 nations, 40 languages, gender identities, and age	8
“Are people thinking I'm a vector…because I’m fat?”: Cisgender experiences of body, eating, and identity during COVID-19	8
Differentiating contributions of self-objectification and self-sexualization to young women’s sexual agency	8
Internalized weight stigma and the relationship between weight perception and negative body-related self-conscious emotions	8
Validation of the Muscle Dysmorphic Disorder Inventory (MDDI) in Brazilian Women	8
Is the relationship between BMI and body appreciation explained by body dissatisfaction and body image inflexibility among older adults? A study among older Chinese men and women	8
Attentional engagement, appearance comparisons, and rumination as predictors of body dissatisfaction: Evaluation of a serial mediation model in men	8
Fat talk frequency in high school women: Changes associated with participation in the Body Project	8
Associations between weight talk exposure and unhealthy weight control behaviors among young adults: A person-centered approach to examining how much the source and type of weight talk matters	8
Beach body ready? Shredding for summer? A first look at “seasonal body image”	8
Prevalence and sociodemographic characteristics of moderate and high engagement in muscle-building exercise among adolescents	8
Body shape concerns across racial and ethnic groups among adults in the United States: More similarities than differences	8
Adaptation and validation of the Internalisation-General subscale of the Sociocultural Attitudes Towards Appearance Questionnaire (SATAQ-3) in English among urban Indian adolescents	8
Exploring primary care providers’ understandings of body image in patient care	8
Body dissatisfaction among ethnic subgroups of Latin women: An examination of acculturative stress and ethnic identity	8
Conformity to masculine norms, masculine discrepancy stress, and changes in muscle dysmorphia symptoms	8
Validation of the Body Appreciation Scale-2 in cisgender, heterosexual and sexual and gender minority adolescents and sexuality-related correlates	8
Body surveillance and affective judgments of physical activity in daily life	8
Psychometric properties of a Greek translation of the Intuitive Eating Scale-2 (IES-2) in adults from Cyprus	8
Simulated nature and positive body image: A comparison of the impact of exposure to images of blue and green spaces	8
Follow, filter, filler? Social media usage and cosmetic procedure intention, acceptance, and normalization among young adults	8
State versus trait weight, shape, and eating concerns: Disentangling influence on eating behaviors among sexual minority women	7
Weight-related teasing is associated with body concerns, disordered eating, and health diagnoses in racially and ethnically diverse young men	7
Women’s response to, awareness of, and interest in body functionality content on Instagram	7
Internalized Body Stigma as a Barrier to Accessing Preventative Healthcare for Young Women	7
An exploratory examination of internalized weight stigma in a sample living with food insecurity	7
Reducing social anxiety in adolescents distressed by a visible difference: Results from a randomised control trial of a web-based intervention	7