Did you know?
In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.
Over nearly 30 years, humans removed many polar bears for a variety of reasons, from a population in
The skullcap from Trinil, Java is the type specimen for H. erectus and is about 900,000 years old.
The declining age of menarche over the past 150 years has been measured in many European countries,
Agriculture in 10,000 years ago
Patients Older than 60 Years of Age
The Cs-131 nuclide has a half-life of 30. years. After 139 years, about 3.0 grams remain. The ...