When it comes to ranking nations on the amount of sleep that its citizens receive, the US appears near the top of the list with those that receive the least amount of sleep. In a recent survey from the National Sleep Foundation, they surveyed 1500 people from six different countries and found American's receive the fewest hours of sleep along with Japanese.
In a new study published in the Journal of Clinical Endocrinology & Metabolism, researchers have proved that lack of sleep is a contributing factor in weight gain.