|
|
There are approximately 3 million unintended pregnancies in the United States each year.
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.
More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
There are 20 feet of blood vessels in each square inch of human skin.
![Photograph taken during a laparoscopic procedure. The fundus of the uterus is visible below the prob](https://biology-forums.com/gallery/47/medium_14755_28_08_12_1_52_26_82611757.jpeg)
![Vasectomy. (a) Vas deferens is located within the spermatic cord on both sides. (b) A small incision](https://biology-forums.com/gallery/47/medium_14755_16_10_12_12_27_39_94332233.jpeg)