Y

| A || B || C || D || E || F || G || H || I || J || K || L || M |
| N || O || P || Q || R || S || T || U || V || W || X || Y || Z |

yeast infection (Also called Candida.) - one type of vaginitis caused by the Candida fungus characterized by itching, burning, or redness of the vaginal area.

yellow fever - a viral disease that is transmitted by the Aedes aegypti mosquito.

Yin and Yang - Chinese words for complementary and opposite forces that make up the life force (Qi).

yoga - Indian word for "union." Yoga is a posturing and breathing technique to induce relaxation.