MONDAY, Aug. 9 (HealthDay News) — Ever wonder how some people can sleep through thunderstorms and traffic noise, while others wake up at the slightest sound? Differences in people’s brain rhythms during sleep may hold the answer, scientists say.

While treatments based on the findings remain a long ways off, “by knowing this information, we will better understand what can be done to enhance natural sleep,” said study senior author Dr. Jeffrey Ellenbogen, chief of the division of sleep medicine at Massachusetts General Hospital and assistant professor of neurology at Harvard Medical School…

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