Insomnia

Edward Hirsch was an All-American football player in college -- at the same time he became interested in poetry. He talks about how insomnia, sports, and restlessness affect his life and writing. He reads several poems for Fresh Air listeners.

Bell's new novel, "Doctor Sleep," follows a hypnotist and part-time criminologist through three days and nights as he deals with his domestic life and with tracking down a serial killer. Bell is interested in the altered states of mind that come from hypnotism, insomnia, and stress.

Karen Russell's new book imagines a mysterious insomnia epidemic so serious that many are dying from lack of sleep. But the cure — sleep donations from babies — is hard to swallow.

We tend to think of being asleep or awake as an either-or prospect: If you're not asleep, then you must be awake. But sleep disorder specialist and neurologist Guy Leschziner says it's not that simple.