Is vanity a sin? Filtering apps have become hugely popular with people who want to improve their looks on social media. But experts warn that they are psychologically damaging.
Growing calls to ban photo enhancement
Reality show, or director's cut? At least 95 million videos and photos are uploaded to Instagram every day. Glossary
Anorexia - An eating disorder and serious mental health condition. It causes sufferers to attempt to keep their weight as low as possible.
Bulimia - An eating disorder and serious mental health condition.
Conservative party - A British political party. Members are known as Tories.
MP - Member of Parliament. There are 650 MPs representing people in different areas of the UK.