How Did She Sleep?

Judging by three types of analysis, a healthy 22-year-old woman had a good night’s sleep. But which analysis is to be believed? It depends on what doctors are looking for.

By Cathryn Delude // Fall 2007

Here, a healthy 22-year-old woman’s sleep study has been run through three types of analysis. By all accounts, despite the differences, she had a good night’s sleep. But which analysis is to be believed? It depends on what doctors are looking for.

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Losing Sleep

Yardsticks developed in 1968 can’t explain many disorders. New tools may reveal what really happens when one’s head hits the pillow.

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