What is healthy food? What to eat to be healthy?

What is healthy food? What to eat to be healthy?
We can prepare a healthy meal anytime. It is easy to do and certainly not one to feel better if you eat only a natural product. Look how many calories burned and other substances that harm the body excces have some fast food products.
What is recommended to eat? :
Fruits, vegetables, fish, chicken, eggs. Some products that we can prepare a lot of specialties that we will definitely enjoy.
I eat a lot of salad with fish, I recommend you too!
So try to eat as healthy food if you want to have a healthy life