Word: clock
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...Saunders family, in Palm Beach Gardens, Fla., nurtures the same hope. Every morning at 4 o'clock, 13-year-old Barry rises groggily from bed, pulls on his sweat suit and heads out for a 30-min. run at a nearby golf course. Every afternoon he has two hours of track practice. Barry has followed the same routine five days a week since he was seven--all in hopes of winning a college scholarship and eventually a shot at the Olympics. It's not a farfetched dream: already Barry holds the U.S. record for his age in the long jump...
Vicksburg is a concentrated version of that heritage: After the town was captured by Union troops on July 4, 1863, its citizens declined to celebrate Independence Day for the next 82 years. It seemed like the clock had stopped inside the courthouse when the Confederate flag was lowered for the last time...
...study, published last week, showed that the body clock regulating sleep runs on a cycle about 24 hours and 11 minutes long--not 25 hours as scientists previously thought...
...clock had been 25 hours, than it means every day you're going to correct it an hour," said Richard E. Kronauer, a member of the Harvard-MIT division of health sciences and technology and a senior author of the study...
...taking measurements of body temperature and the body chemical melatonin, the scientists discovered that exposing the subjects to even dim light during nighttime hours can reset the human clock, making it difficult to wake up on time in the morning...