How do environmental factors directly affect your body? What effect do they have?

Environmental factors can have both positive and negative effects on the body. It all depends on their intensity. For example temperature – very high temperature can cause overheating, very low temperature – frostbite. Temperature is an abiotic factor, but there are also biotic ones. For example, various bacteria that cause illness in humans. Or bacteria that, on the contrary, help a person – lactic acid bacteria.