Pouvez vs m'aider , j'ai un oral d'Anglais à faire sur le thème junk food

The junk food is dangerous to health :First, he can bring the obesity if people eat it many times a day.Then , some people become 'addict' , they no go outside , they no practise sports, they eat again and again.
Some people are addicted to junk food because it's easy to prepare. A good meal takes a lot of time. A junk food meal does not require a lot of time.