According to the National Sleep Foundation, the average woman gets only six and a half hours of sleep per night. Chronic sleep deprivation can have a variety of effects on the metabolism and overall health.
Inadequate sleep:
- interferes with the body's ability to metabolize carbohydrates and causes high blood levels of glucose, which leads to higher insulin levels and greater body-fat storage.
- drives down leptin levels, which causes the body to crave carbohydrates.
- reduces levels of growth hormone--a protein that helps regulate the body's proportions of fat and muscle.
- can lead to insulin resistance and contribute to increased risk of diabetes
- can increase blood pressure
- can increase the risk of heart disease
Even in young, healthy people, a sleep deficit of three to four hours a night over the course of a week has a triple-whammy effect on the body.
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