Man as a biological organism is completely made up cells of different types. Preventing the entry of foreign bodies into the body and maintaining the stability of the body without any abnormalities is termed as heath. Health can be classified as physical and mental health. Physical health is the maintenance of body organs, muscles, and its working. Declination in this process would lead to diseases and it requires appropriate treatment to get rid of it. Moreover, health is also associated with the genetic pattern and the amount of immunity to diseases shall be inherited from the ancestors.