Takeaway. Scientists agree that sleep is essential to health, and while stages 1 to 4 and REM sleep are all important, deep sleep is the most essential of all for feeling rested and staying healthy. The average healthy adult gets roughly 1 to 2 hours of deep sleep per 8 hours of nightly sleep.

Sleeping for 1 to 2 hours can decrease sleep pressure and make you feel less tired in the morning than you otherwise would by staying up all night. If you don’t get enough sleep, you’ll likely experience: poor concentration. impaired short-term memory.

1946) is an American from San Diego, California, who set the record for the longest amount of time a human has gone without sleep. In December 1963/January 1964, 17-year-old Gardner stayed awake for 11 days and 25 minutes (264.4 hours), breaking the previous record of 260 hours held by Tom Rounds.

58 hours, 35 minutes and 58 seconds

Oversleeping is called hypersomnia or “long sleeping.” This condition affects about 2 percent of people. People with hypersomnia might require as many as 10 to 12 hours of sleep per night to feel their best.

Here’s some tips:

1. Put yourself on a bedtime schedule where you go to sleep and wake up at the same time each day.
2. Get plenty of exercise.
3. Stick to water and other decaffeinated drinks before bed.
4. Create a bedtime routine to unwind from the day, like reading a book or taking a bath.

To help quiet your mind and learn how to increase the amount of deep sleep you get each night, practice the tips below.

1. Work Out Daily.
2. Eat More Fiber.
3. Find Your Inner Yogi.
4. Avoid Caffeine 7+ Hours Before Bed.
5. Resist that Nightcap.
6. Create a Relaxing Bedtime Routine.
7. Make Your Bedroom a Sleep Sanctuary.