Candidiasis, also known as "Candida infection", "yeast infection" or "thrush" is a common infection caused by strains of Candida fungi.

Dysmenorrhoea is described as menstrual pain that is severe enough to limit a woman’s normal activities and requires medical attention.

IBS (Irritable bowel syndrome) or Spastic colon is one of more than 20 functional gastrointestinal disorders.

Wormlike parasites, called helminths, usually (but not always) live in the gastrointestinal tract (the gut). Some helminths can also infect the bloodstream or tissues.