Sleep and heart health seem to be linked, with one paper suggesting that 11 extra minutes of kip a night could lower your heart attack risk. Obstructive sleep apnoea, meanwhile, is associated with higher blood pressure, and insomnia seems connected to worse cardiovascular outcomes too. And according to a new paper published in the European Heart Journal , even the lighting setup you have while snoozing might be consequential. Too much light during sleep could create heart health risks This resea