FEATURES / SLEEP

Aha! Insight Is Easier After a Nap

If you're trying to solve a problem and haven't cracked the solution, try taking a nap. You may find upon waking that you've figured it out. >

Teen Brains Grow on Sleep

Preteens who barely got seven hours of sleep a night had smaller brain volumes and poorer brain function. Kids who slept more did better. >

Screen Time Interferes with Dream Time

Sleep deprived? Using your tablet, phone or computer in bed makes you far more likely to have trouble falling asleep and sleeping soundly. >

High Blood Pressure Seen in Teens with Too Little Sleep

Poor sleep, a known risk factor for hypertension in adults, raises teens’ blood pressure, too. Help kids create a relaxing bedtime routine. >

The Educational Costs of Teens' Smartphone Use in School

Kids spend as much as 25 percent of their school day on their phones, missing out on much of what education offers. Policies are needed. >

Sleep Aids Add to the Risk of Alzheimer's and Parkinson's

Sleep gives the brain a nightly tune-up. Taking a pill like zolpidem (Ambien) prevents this, raising the risk of neurodegenerative diseases. >

The Brain Benefits of Exercise Linger

You probably have felt how exercise can make you more alert. Now it appears the brain boost we get from being active lasts a while. >

Bright Days, Dark Nights Build Longevity

Your body's clock does best with natural input. People exposed to little daylight and too much artificial light at night live fewer years. >

Poor Sleep Ages You Faster

People who get too little sleep in middle age have brains at 55 that are nearly three years older than those of people who are well-rested. >

School Daze: Help Your Kids Get Enough Sleep

The start of the school year is the best time to get kids in the habit of getting a decent night's sleep. They'll feel better and do better. >

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