Ch.3 Stress Management and Sleep

In the Shakespearean play Othello, the character Cassio is a “teetotaler”, a person who never drinks alcohol. Iago, the villain of the play, manipulates him into going out for a drink. With a low tolerance and some tiredness, Cassio calls it a night quite early. Which of the following sleep disorders could have been a potential risk for Cassio?

The use of warm compresses, stretching techniques, and a decrease in alcohol consumption can help to mitigate the effects of which of the following sleep disorders?