World Sleep Day 2021: Expert Recommends 7-9 Hour Sleep, Suggest Tips

About 7-9 hours of sound sleep is necessary to avoid complications like blood-pressure fluctuations, stroke and heart diseases, recommends Dr Satish Balghat on World Sleep Day on March 19. He says lack of sleep results in cognitive problems affecting brain function while good sleep banishes depression and stress. Commonly advised tips to get a good sleep include avoidance of caffeine/alcohol at night, maintaining proper temperature and darkness in bedroom and distancing from digital screens.