Home > Medical > Sleep > News News All sections in Sleep » About Sleep » Health Tips » Insomnia » Research » Narcolepsy » Sleep News » Sleep and Diet » Sleep and Travel » Snoring Social ties affect teen sleep patterns A new study finds that having involved parents and feeling connected to school increase the likelihood that a teen will get sufficient sleep. Irregular sleep patterns make you fat Not getting enough sleep can impact your weight, but new research finds the consistency of your bedtime and wake time can also influence body fat. Even early coffee steals your sleep Caffeine consumption even six hours before bedtime can have significant, disruptive effects on sleep, according to a study. Quiz Sleep-deprived? » Sign up for the newsletter » Like us on Facebook » How to become a morning person 10 tips for better sleep Teen night owls may struggle at school Teens who stay up late during the school year have lower GPA scores and are more likely to have emotional problems than those with earlier bedtimes. Too little sleep linked to heart disease risk People who do not sleep a lot are more likely to suffer from negative health effects than people who sleep more than eight hours a night. Poor sleep may lead to Alzheimer's Older people who get less sleep or poor sleep may have more of the plaque that is suggestive of Alzheimer's disease in their brains. Brain uses sleep for learning Science is showing with increasing sophistication that the brain uses sleep for learning as well. More sleep may help kids to eat less A study conducted in Pennsylvania shows that obese children may not getting enough sleep, which could increase calorie intake. Sleep may be brain's 'cleaning' time Scientists found that slumber seems to help the brain clear away potentially harmful waste that builds up during the day. load more articles advertisement From our sponsors Your retirement - a healthy mindset So many people, why so alone? You can still enjoy the sweet things in life Take the sugar test, it could save your life.