Eating disorders can occur by themselves, or alongside other mental health conditions. An eating disorder is when someone will eat too much or too little for them, they may also try to get rid of food from their bodies. Often someone with an eating disorder might be unhappy with their body, they might also focus a lot on their weight, body shape, and food. Eating disorders can have a huge impact of someone's mental and physical health. People often develop eating disorders as a way to cope with feelings, emotions and difficult experiences.