There are a couple oft-cited “epidemics” in America, one being obesity, and the other inadequate sleep. Unfortunately, it’s not just attention-grabbing headlines: according to studies, over one third of Americans are obese, and one third don’t get enough sleep.
The closeness of these two figures may be more than coincidence. A growing body of research shows a strong association between sleep deprivation and weight gain. In a meta-analysis that encompassed 634,511 subjects, both male and female, ranging in age from 2 to 102, researchers found a consistent increased risk of obesity among those who don’t sleep enough.
So what role does sleep loss play in weig