Title: Vaginal yeast infection: MedlinePlus Medical Encyclopedia
Headings: Vaginal yeast infection
Vaginal yeast infection
Causes
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Content: It is often found in small amounts in the vagina, mouth, digestive tract, and on the skin. Most of the time, it does not cause infection or symptoms. Candida and the many other germs that normally live in the vagina keep each other in balance. Sometimes the number of candida increases. This leads to a yeast infection. This can happen if: You are taking antibiotics used to treat another infection. Antibiotics change the normal balance between germs in the vagina. You are pregnant
You are obese
You have diabetes
A yeast infection is not spread through sexual contact. However, some men may develop symptoms after having sexual contact with an infected partner.