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Sleep and Metabolic Health: What Happens Overnight
Miss a few hours of sleep and your body notices before your brain does. Hunger gets louder, cravings get sharper, and blood sugar control gets messier.

What is sleep? While you are sleeping your brain and body functions are still active. Sleep is a natural process that helps your body restore energy, supports learning and memory, and keeps you healthy. It's not just the number of hours of sleep you get that matters. You can start with our article Sleep and Metabolic Health: What Happens Overnight.
Overview source: Sleep Disorders, MedlinePlus (NIH)
Miss a few hours of sleep and your body notices before your brain does. Hunger gets louder, cravings get sharper, and blood sugar control gets messier.