This is because the amount of estrogen in the body decreases with age, which can reduce fat and collagen. Vagina Overview The vagina is one of the most important and versatile structures in the female reproductive system. Training with weights has a greater effect on reducing heart risks than running or cycling, according to recent research presented at a conference. The 10 things you should know about your vagina. Whether you have pubic hair comes down to personal preference. For full functionality, it is necessary to enable JavaScript. The external parts of the female genitalia—which includes the glans clitorislabia minora and majora, opening of the urethra and vagina the introitusand the surrounding tissue is called the vulva. I hope this helps to clear up any confusion about what organs make up the reproductive systems, where they are, and what they do.


