girl with sad face South West Yorkshire Partnership NHS Foundation TrustAnorexia nervosa (commonly known as anorexia) is an eating disorder that can seriously damage a person’s health if it is not treated properly.

It affects more girls than boys. About 90% of those who are known to develop anorexia are female.

It is most common in teenagers and young adults (though it can occur in children as young as eight years old).

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