In fact, many of the, shall we say, unpleasant characteristics that we chalk up to being a teenager -- moodiness, irritability, laziness, depression -- could be a product of chronic sleep deprivation.
De fapt, mulţi dintre, să zicem, caracteristicile neplăcute pe care le atribuim adolescenţei -- supărarea, irascibilitatea,  lenea, depresia -- pot fi un produs al  lipsei cronice de somn.