### types of safety Humans have three types of immunity: innate, adaptive and passive **Internal security** All people are born with innate (or natural) immunity, this type of immunity is a form of general protection.... For example, the viruses that cause spotting in cats or ringworm in dogs do not affect humans.. Comprehensive immunity is the first line of defense in preventing disease from entering the body, including the body's external barriers, such as mucous membranes, mucous membranes, and mucous membranes (mucous membranes, Membrane, membrane, mucous, etc.) digestive system).... ** adaptation of immunity ** The second type of protection is adaptive (or active) immunity, which is developed during a person's life....Adaptive immunity involves lymphocytes, that is, people become immune to these diseases through vaccination.... **passive immunity** Passive immunity defends the body for a short period of time....for example, antibodies in breast milk give the baby temporary immunity against diseases the mother has been exposed to....this can protect the baby from infection early in life.... **Benefits of Breastfeeding** Breast milk is essential for the development of a strong immune system.... Breast milk provides all the factors necessary to protect the baby from disease, as well as all the nutritional needs that include fatty acids... It can be said that breastfed babies are less susceptible to infections and bacteria.... Everyone's immune system is different.... Some people seem to never get infections, while others are always exposed to diseases.... Since the elderly are usually more susceptible than Germs have more immunity, which is why adults catch colds less often than children, because their bodies have learned immediately after detecting cold viruses.. Commandment #2 flu Vaccination of children Thanks to the management of the site Dr. Faraji pediatrician