One of the most crucial and successful methods for preventing the transmission of infections and diseases is by properly washing your hands. Use simple soap and water to thoroughly wash your hands.
Any undesirable variation from an organism's normal structural and functional condition is referred to as a disease. Diseases typically have specific signs and symptoms and are different from physical injuries in nature.
There are four main categories of disease: physiological diseases, hereditary diseases (covering both genetic disorders and non-genetic hereditary diseases), deficient diseases, and infectious diseases. Another approach to categorize diseases is according to whether they are contagious or not.
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