Waking up with an occasional dry mouth is not a cause for alarm, but it may indicate an underlying health condition if it happens regularly. People who often experience dry mouth may find it disrupts their sleep and affects their dental health. Dry mouth — also known as xerostomia — occurs when a person does...
8 DEC 2021 2:00 PM BY SOFIA MOUTINHO Thomas Edison takes a nap, perhaps to boost his creativity.BETTMANN/CONTRIBUTOR/GETTY IMAGES When Thomas Edison hit a wall with his inventions, he would nap in an armchair while holding a steel ball. As he started to fall asleep and his muscles relaxed, the ball would strike the floor,...
