https://steveolschwanger.wordpress.com/tag/steven-mark-olschwanger/
You are physically healthy when your body is functioning properly. That is each part of the body and various systems in the body such as respiratory system, Nervous system, skeletal system, Muscular system, Endocrine system, Reproductive system, Digestive system, urinary system, cardiovascular system and all other system of our body functions well.