Hidradenitis suppurativa (HS), a skin condition characterized by cysts of the sweat glands, can sometimes occur in the anal region. This is known as perianal HS. HS is a chronic inflammatory condition ...

Medically reviewed by Robert Burakoff, MD Key Takeaways Constipation and diarrhea can cause rectal pressure that may be relieved with OTC medicines or dietary changes.  Adding fiber to your diet can ...

Typically, a person cannot identify anal cancer by sight. However, in some cases, small, hard lumps may develop just inside and outside the anus, so it may be beneficial to learn about what anal ...