Common herbal sleep aid shows signs of addictive potential

Cannabinol is a popular ingredient in over-the-counter sleep products, marketed as a gentle, plant-derived way to unwind at the end of the day. But new research conducted at the University of Connecticut suggests consumers ...

Cash rewards help folks quit smoking

Fat stacks of cash can provide powerful motivation to quit smoking, a new study says. Twice as many smokers quit when offered cash rewards of up to $600, researchers report in the Journal of the American Medical Association.

What your eyes could reveal about your heart health

More than 2,000 years ago, the Greek mathematician Euclid began his treatise "Optics" with an assumption that now sounds peculiar: visual rays traveled out from the eye toward the objects we see.

Brain responses to heartbeat are altered in patients with iRBD

Isolated REM sleep behavior disorder (iRBD), a condition characterized by strong physical reactions to vivid, often violent dreams, is one of the earliest warning signs of brain changes seen in Parkinson's disease or dementia ...

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