Improving blood sugar control may be as easy as increasing daytime exposure to natural light, according to a new research that can help millions of people with Type 2 diabetes (T2D). The study showed that natural daylight can boost metabolism and help treat and prevent diabetes. It can also help curb other metabolic conditions, such as obesity.

"The misalignment of our internal circadian clock with the demands of a 24/7 society is associated with an increased incidence of metabolic diseases, including type 2 diabetes," said Ivo Habets, of Maastricht University, in the Netherlands. "Natural daylight is the strongest zeitgeber, or environmental cue, of the circadian clock but most people are indoors during the day and so under constant artificial lighting.