Sleep is important for relaxation of brain and body ,it provides us a freshness and alertness but a new study shows it increases our life span and prevents deadly disease as cancer.Not getting enough sleep may put some people at risk for much more than being drowsy the next day. As per a new study reported online Oct 2, 2019 in the Journal of the American Heart Association, middle-aged people with high blood pressure, type 2 diabetes, heart disease or stroke could be at increased risk for cancer and early death if they get less than 6 hours of sleep a night.

Specifically, those with high blood pressure or diabetes who slept less than 6 hours had twice the risk of dying from heart disease or stroke compared with people who slept 6 or more hours. Sleep-deprived people with a history of heart disease or stroke had three times the increased risk of dying from cancer during the study that…