Sleep is essential for every person, young or old. Adults are recommended to rest for at least seven to eight hours every night for the proper functioning of their bodies. With that being said, it is necessary to point out that many people fail to get the necessary amount of rest for several reasons. They might be working overtime or not able to fall asleep because of stress. For more:https://www.resmed.co.in/blogs/world-health-day-five-tips-to-fight-sleep-deprivation