Is it better to sleep 90 minutes or 2 hours?

Ideally, you should try to get more than 90 minutes of sleep. Sleeping between 90 and 110 minutes gives your body time to complete one full sleep cycle and can minimize grogginess when you wake. But any sleep is better than not at all — even if it’s a 20-minute nap.

Is a 90-minute nap the best?

A short nap of 10-20 minutes is precisely enough shut-eye to reap the many restorative benefits of napping. 30 minutes could make you feel too groggy once you’re awake. A 90-minute nap is considered best for a longer option.

Is it OK to take a 2 hour nap?

Napping, in general, isn’t considered unhealthy. Taking brief naps under half an hour can bring about many benefits, such as reduced fatigue, increased alertness, improved mood and improved cognitive performance. However, the duration of your nap can determine whether you see positive or negative effects.

Does your body sleep in 90 minute cycles?

Sleep cycles across the night are only approximately 90 minutes in length. There are lots of individual differences in cycle length and the variation may be from around 60 to 110 minutes. There may also be unpredictable differences in the same individual from night to night.

Does the brain sleep in 90 minute cycles?

Sleep cycles are part of our internal biological “clocks” the regularly occurring patterns of brain waves which occur while we sleep. Sleep cycles typically last around ninety minutes to two hours, during which time the brain cycles from slow-wave sleep to REM sleep in which we experience dreams.

How long should I nap to not feel tired?

How long should a power nap be? Limiting your naps to 10 to 20 minutes can leave you feeling more alert and refreshed. More than that, especially longer than 30 minutes, is likely to leave you feeling sluggish, groggy, and more tired than before you closed your eyes.

Are shorter naps better?

According to Michael Breus, a fellow of the American Academy of Sleep Medicine and one of upwave’s sleep experts, 60-minute naps can help improve memory-related tasks. “Sixty-minute naps improve memory,” he says, “though because they can make you groggy, taking a shorter nap is usually a better option.”

Is 90-Minute Rule real?

The science behind the 90-minute rule The 90 minutes of ‘extra’ sleep we get between snoozes is actually a proper sleep cycle, allowing you to wake up after getting REM sleep and not in between.