It happens because of slow growing of a type of bacteria, namely Mycobacterium leprae (M. leprae). It is known as Hansen disease, named by its discrier and it was discovered in 1873.

Staph infections are caused by staphylococcus bacteria which is a type of microbe lives in skins and even in nose of healty individuals. Mostly, these microbes cannot cause any problems or can sometimes cause some little skin infections.

Cellulite is a common infection in soft tissues of skin and subdermal. Its bacteria diffuses inside of the skin through a crack or scratch.

It is known as Impetigo and it is very contagious. It can be seen any part of bodies but it is usually more aggressive at first exposed areas.

It occurs because of diffusion of suppurating fruncles in subdermal. It is commonly seen on neck, back and buttocks.

Pilonidal cyst occurs in tailend or downside of the coccycx.