I can't think of anyone more dissimilar to the hard-boiled Hemingwaythan Michael Jackson, yet he too suffered from chronic insomnia.

It is an evidence-based, nondrug, short-term (usually four to eightsessions) therapy based on the concept that chronic insomnia is maintained by anumber of physical and behavioral factors.

If you have trouble falling or staying asleep at least three nights a week for more than a month, you could have chronic insomnia.