What does it mean keep fit

physical exercises to keep your body healthy, often done regularly with other people: a keep-fit class.

Explanation:

Keep your hands clean regularly because many diseases can attack your body though you hands. Try to maintain good hygiene which will keep all the sickness away from your body. Do a regular body as well as dental checkups. Maintain your healthy weight and make sure it is under control.

the third one.

hope it