It is a natural lubricant. It helps ease the comfort of penetration. If a woman does not produce enough natural lubricant, you might consider buying artificial lubricant such as KY.
Vaginal discharge, assuming that a person does not have an underlying problem such as an STD is just the vaginas natural way of cleaning itself as you can't do it yourself. It's usually just a clear...
As a woman becomes sexually aroused, the tissue lining the first inch or so of her vagina, known as the vaginal epithelium(the walls of the vagina), begins to swell and exude a slippery fluid (or...