Higher levels of exposure to artificial light at night were linked to increased stress-related activity in the brain, inflamed arteries and a higher risk of heart disease, according to a small study ...

Sleeping with too much light may quietly reshape the heart and make it less efficient over time. Credit: Shutterstock A study involving more than 11,000 people has found that exposure to light at ...

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. It’s well established that not getting enough sleep can ...