|
|
Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.
Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.
The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
![A freshly applied autograft. Note that the donor skin has been perforated so that it can be stretche](https://biology-forums.com/gallery/47/medium_14755_16_09_12_6_01_25_8780531.jpeg)
![Many former slaves understood that illiteracy was an implement of bondage. The Freedmen’s Bureau bui](https://biology-forums.com/gallery/47/medium_376063_22_08_15_11_28_17_22367869.jpeg)