How to maintain a healthy body? Adhere to the following points and get back to your 20-year-old body. How to maintain a healthy body? Adhere to the following points and get back to your 20-year-old body. How to maintain a healthy body? Adhere to the following points and get back to your 20-year-old body. How to maintain a healthy body? Adhere to the following points and get back to your 20-year-old body.