exercise and sleep

From sleep apnea to brain drain, from too much melatonin to not enough magnesium -- it's hard to know what can really be causing your sleep issues. Sleep is one of the most important things we do for ourselves, and may be the most important. Lack of sleep can lead to lowered concentration, increased stress, and even greater susceptibility to colds and flus.
There's no question about it — we could all use more sleep. Whether it's staying up late reading on our tablets or waking
While logic dictates that regular exercise can boost sleep, a small new study finds that for people suffering from sleep