Answer:
<em>Practicing good hygiene and changing your habits may prevent certain causes of nail disorders. If you have diabetes, it is especially important to take care of your nails. Try to break the habits of biting, picking, or rubbing at your nails. Keep your nails clean and dry as often as possible.</em>
Formation of arms and legs
Answer:
Excess water and salts
Explanation:
The skin plays a role through the production of sweat and sweat glands. Sweating eliminates excess water and salts.
There is no one way to recover from over training. As an athlete I use many different methods, hot showers or baths are nice for sore muscles. Yoga and stretching can relieve tension and Icy Hot is also good. If you strained or pulled something often you either have to stop completely to let it heal.