The noise of a busy highway: this is the world record for snoring. But the average snorer also knows the torment of the night: the partner escapes to the couch, the night is restless, and the morning begins as if swept away. One in three adults snores regularly, and among men over the age of 50 the percentage reaches 80 percent. There are many different reasons for this: loose muscles, enlarged tonsils, alcohol consumption, allergies or obesity are...