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What happens when we sleep, and why we need just the right amount each night

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Why do adults need 7 to 9 hours of sleep each night and why do kids need more? Experts explain what happens while we sleep – and what doesn't when we cut sleep short.

National News – Page 50 – The Oakland Press

Sleep Review Page 503 of 1760 – a MEDQOR brand

What happens when we sleep, and why we need just the right amount each night

American Heart Association News brings you the latest information about heart attack.

American Heart Association News brings you the latest information brain health.

Dr. Michael Grandner

Health – Page 65 – Macomb Daily

What happens when we sleep, and why we need just the right amount each night

Pulmonary & Sleep Associates of South Jersey (@PSASouthJersey) / X

Dr. Michael Grandner

American Heart Association News brings you the latest information about heart attack.

Karla Whitley (@DietitianInABox) / X