CNN September 09, 2026 • 22:05

Even low light during sleep may damage your heart - CNN

By Sandee LaMotte

Even low light during sleep may damage your heart - CNN

Even sleeping in relatively low light may damage the muscle walls of the heart, potentially leading to cardiovascular disease and heart failure, a new study found.

Even a small amount of light exposure during sleep may change the shape and function of heart muscles, increasing the risk of future heart disease, a new study found.
Light pollution has emerged as … [+4340 chars]

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