'Prevention is better than cure'. Write about general methods of prevention of communicable disease.

Diseases can be prevented by maintaining personal and community hygiene and avoiding unhealthy habits and lifestyle. Following are the general methods of preventing communicable diseases:

1. By preventing exposure to infectious microbes
   1. To prevent exposure to air-borne microbes, live in healthy and hygienic conditions.
   2. To prevent water-borne infections, drink clean and safe drinking water.
   3. To prevent vector-borne infections, clean your surrounding so that the disease-carrying vectors do not flourish there.
2. By providing proper and sufficient food
   1. The functioning of the immune system is dependent upon the type of nutrients the body receives. Thus, eating proper and sufficient food is very necessary for prevention of a disease.