Why lack of sleep can break your heart

Rappler.com

Research shows that sleep is crucial for good health. It helps memory and mood, strengthens the immune system, fights inflammation, keeps you trim and your heart in good shape. Lack of sleep may affect your heart, in particular. Studies have shown that people who get less than 6 hours of sleep a night, along with those who don’t spend enough time in the deepest stages of sleep are candidates for heart attacks and strokes. Recent research also shows that lack of sleep could be contributing to problems like diabetes and weight gain. This is because sleep deprivation reduces sensitivity to insulin, while making it harder to metabolize blood sugar properly. Inadequate sleep also boosts levels of hormones that make us hungry, thus paving the way to weight gain. More here.