Brighter nights and darker days could lead to an early grave

A study of more than 13 million hours of data, collected from light sensors worn by 89,000 people, has found exposure to bright nights and dark days is associated with an increased risk of death.

Brighter nights and darker days could lead to an early grave
A study of more than 13 million hours of data, collected from light sensors worn by 89,000 people, has found exposure to bright nights and dark days is associated with an increased risk of death.