Intestinal parasites are living species living within a living organism (host), feeding on their nutrients. One in three people is infected with intestinal parasites at some point in their life, and most of the time the immune system eliminates them before causing any symptoms.

The body is genetically programmed to live for 120 years, support the gerontologists. However, only…

The digestive system influences, controls, regulates a large number of biological processes that make up the life of a healthy or diseased organism.