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Author Question: It the mass of a body were doubled, its gravity would become 4 times stronger. Indicate whether ... (Read 83 times) |
The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
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.
Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
The human body produces and destroys 15 million blood cells every second.
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.