Insomnia affects 10% to 15% of the U.S. population, and it’s usually caused by a variety of biological and behavioral factors, says Dr. Sairam Parthasarathy, director of the University of ...

The Insomnia and Sleep Health Patient Education Center contains patient-friendly information about insomnia and related sleep disorders, including sleep apnea, narcolepsy, and restless legs syndrome.

There is a work in the current show of drawings from Kinngait at the McMichael Canadian Art Collection that shows a woman with a quill tracing an empty thought bubble on the paper in front of her.