Many Insomniacs Remain Conscious During Sleep

A radioactive tracer was injected into their arms as soon as they were deemed to be asleep, and neurons that remained active were examined, including their exact locations.

STORY AT-A-GLANCE

• Up to 70 million Americans have a sleep disorder, the most common of which is insomnia; 10% of American adults struggle with chronic insomnia and 30% report occasional or short-term insomnia

• Research finds you can remain consciously aware even while your brain and body are sleeping

• Insomniacs who report being awake even when their brain w…