Michael J. Prerau, Ph.D., of the Division of Sleep and Circadian Disorders at Brigham and Women's Hospital, is the senior ...

How would you summarize your study for a lay audience? Our research focuses on sleep spindles—short bursts of brain activity during sleep that are crucial for stabilizing sleep and supporting memory.

Sleep spindles helped predict recovery in unresponsive patients with acute brain injury. About a third of unresponsive patients showed well-formed sleep spindle patterns. Spindles frequently preceded ...

People spend about one third of their lives sleeping. Fingers glide across a phone screen or thoughts drift toward the day ahead, but soon, eyelids grow heavy, and sleep begins to take hold. During ...