15 Little Known Facts About Sleep
- By
Julia Austin
Source: Westend61 / Getty
Sleeping less and eating more
If sleep loss and weight gain seemed to arrive at the same time in your life, there’s a biological reason for that. There are two hormones that control appetite: Ghrelin and leptin. Ghrelin increases appetite and leptin suppresses it. When you don’t get enough sleep, Ghrelin levels spike and leptin levels fall, creating the perfect storm for overeating.
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