Does Lack of Sleep Cause Weight Loss or Gain

Published On: 19 Nov 2025| Read By: 198 Users

It's a great question that many health-conscious sleepers ask: Does lack of sleep cause weight loss or gain? While it might seem like burning the midnight oil could help shed some calories, the science actually points in the opposite direction; consistently missing out on quality rest is strongly linked with weight gain, not loss. Let’s break down why your sleep habits play such a crucial role in managing your weight. When you don't get enough sleep, your body's hormonal balance is disrupted. Hormones like ghrelin (which increases appetite) and leptin (which signals fullness) get out of sync. As a result, people who lack sleep often feel hungrier, crave higher-calorie foods, and have a harder time feeling satisfied after eating. So, if...

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