Sleep role in depression

Poor sleep may partially explain the association between depressive symptoms and death from cardiovascular causes, research indicates.

The study showed that depressive symptoms were associated with a significant 67% increased risk for cardiovascular mortality after taking into account sociodemographic variables, but significance was lost when sleep variables were also considered.

Sleep improves your tennis

To reach the top in tennis, you need several things, among them unbreakable stamina, a well-balanced diet, good coaching and dogged determination.

Oh, and it seems that getting a good night’s sleep comes in handy too.

Scientists have found that if you want your serve to be as devastating as Maria Sharapova’s or Andy Murray’s, it helps if you’ve enjoyed a proper rest beforehand.