A TYPICAL American school day finds some six million high school students and two million college freshmen struggling with algebra. In both high school and college, all too many students are expected to fail.
Here are five foods that can actually help you drift off: 1. Cherries. Fresh and dried cherries are one of the only natural food sources of melatonin, the chemical that controls the body's internal clock to regulate sleep.
Two scientists say sleep may help the brain prune back unneeded synapses. 1  Over the years, scientists have come up with a lot of ideas about why we sleep. 2  Some have argued that itâs a way to save energy. Others have suggested that slumber provides an opportunity to clear away the brainâs cellular waste.