
Most US teenagers are sleep deprived-nearly 70% do not get 8 or more hours of sleep a night. Now, new research suggests that the implications of that may be more significant than simply parents being kept awake by late-night tapping on mobile phones or even by groggy teens nodding off in class. What did a study in mice find out about how short-term sleep restriction can affect the balance between growth and depletion of brain synapses?





