A team of scientists from Harvard Medical School and Duke University has created a new kind of tissue that can change heart activity using only light—no wires, no surgery, no harm. This groundbreaking ...

Add Yahoo as a preferred source to see more of our stories on Google. People exposed to high levels of artificial light have an increasingly higher risk of heart disease, Massachusetts General ...

New research presented at the American Heart Association Scientific Sessions 2025 suggests that exposure to artificial light at night may increase stress-related brain activity and artery inflammation ...

In a key advance toward wireless, minimally invasive temporary pacemakers, researchers have made a thin silicon device that lays flat on the heart’s surface and regulates heartbeat using light (Nature ...

Good sleep hygiene calls for, among other things, a cool, dark and relaxing environment. It turns out the dark part is key to helping prevent heart disease. People who are exposed to more artificial ...

A new study led by Flinders University has found that being exposed to bright light at night can significantly increase the chances of developing serious heart problems, including heart attacks, ...

A single night of exposure to moderate light during sleep can increase nighttime heart rate and insulin resistance the next morning, according to new data from Northwestern University. Exposure to ...