Помогите написать сочинение на англиском языке для 7 класса на тему Держать себя в форме Срочно

Some people think that keeping yourself in shape is not a waste of time for anyone.But keeping yourself in shape is not only to have a beautiful slender body.Keep yourself in shape is the right food that improves our health. Refusal of fast food which harms your health. Charge, which people do improve the stretching.