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Author Question: In 1900, life expectancy for US whites was .a. .almost 30 years. .b. .almost 40 years. .c. ... (Read 21 times) |
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.