New research from the University of East Anglia has found that lesbian and bisexual women in the UK are at increased risk of being overweight or obese compared with heterosexual women, while gay and bisexual men have an increased risk of being underweight. The findings were based on a very large dataset and have just been published in the Journal of Public Health. Lead author Dr Joanna Semlyen, Senior Lecturer in Psychology and Medical Education, tells Claudia what she thinks the possible explanations are.

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