What is thrush

Quest details: Thrush is a common infection caused by yeast known as Candida albicans. Candida occurs naturally in the body and can be found in warm moist areas, such as the mouth and genitals. It is usually harmless, however certain changes may occur which causes the Candida to grow rapidly and cause an infection, when this happens it can no longer be kept under control by the immune system or other bacteria in the body.