What is the are ways to stay healthy?

You worded your question weirdly...

There are many ways to become and stay healthy.

You need to balance your diet and follow the Food Pyramid or My Plate. You can also develop a workout plan and make it part of your everyday life. You need to make sure you get enough of you're daily required nutrients and vitamins :)

If you want a more detailed answer, make add me as a friend, I can definitely help you! I took 7 years of Cooking and Foods and nutrients