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November 20, 2015
Q. How was the myth of three square meals a day revealed, and why might this matter?
A. In a study of people's daily eating patterns, 156 volunteers in the San Diego area were asked to use their smartphone to take time-stamped pictures of their food and drinks for three weeks, says Tina Hesman Saey in Science News magazine. Contrary to the three-meal-a-day myth, people actually eat almost constantly for about 15 hours a day, nearly all of their waking hours. Circadian biologist Satchidananda Panda and his colleague Shubhroz Gill found that people started eating one and a half hours after awakening and finished a couple of hours before bedtime, with about 25 percent of calories consumed before noon and 37.5 percent after 6 p.m.
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