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Author Question: Compared with the standard hour of 60 minutes used today, the hour of ancient Egypt A) was longer ... (Read 59 times) |
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.
Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.