There is increasing evidence that the “lack of willpower” may be explained by chemical and hormonal changes resulting from sleep deficiency, reports Harvard Health Blog.
There are more and more data that support a link between obesity and insufficient sleep. The growth of this country’s obesity epidemic over the past 40 years correlates with a progressive decline in the amount of sleep reported by the average adult. In large population-based studies, obesity has been found to be related to reduced amounts of sleep. But if this association is true, how might sleep deficiency be related to weight gain?