Career and Health

Monday, July 17, 2006

Sleep Tight

Get enough sleep and keep your body mass index (BMI) healthy. A recent Stanford University study found that people who slept five hours produced 15.5 per cent less leptin and 14.9 per cent more ghrelin than those who slept eight hours.

Say what? Well, both are hormones linked to appetite. Leptin helps you feel full, and ghrelin induces hunger. Read: More ghrelin means more cravings for munchies.

A similar study by the Eastern Virginia Medical School found that people who slept just seven hours a night had higher BMI of 5.5 points on average, compared to those who slept eight hours.



Extracted from Family:May 2005

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