Second, a swimmerâs body has a pH between 7.2 and 7.8, so if the. pool water isnât kept in this range then swimmers will start to feel irritation of their. eyes and skin. Keeping the pH in this range will balance chlorineâs germ-killing.
Examples of Pathogens and How They Spread. Any organism that can produce disease is a pathogen. The term came into use in the 1880s and is now used to describe any infectious agents â a bacterium, virus, viroid, fungus, prion and parasite-are all examples of pathogens. Through Body Fluids: Pathogen can infect you by entering your body through semen and blood. 2  Some of the most common examples of pathogens that spread through body fluids are hepatitis and HIV viruses. 3  Vectors: It's an animal that spreads disease-causing pathogens from one host to another.
The immune system also protects against some cancer cells which may arise in the body. Some Causes of Disease Living organisms which cause disease are known as pathogens. Some viruses, bacteria, fungi, and parasites are examples of living things which are pathogens causing disease.Other factors may be involved which contribute to or cause the body to develop disease.he immune system also protects against some cancer cells which may arise in the body. Some Causes of Disease Living organisms which cause disease are known as pathogens. Some viruses, bacteria, fungi, and parasites are examples of living things which are pathogens causing disease.