Here are eight reasons (backed by science) to indulge in a good nap today, according to Care2.

1. You’ll be more productive.
Most people feel sleepy at around 3pm, thanks to our natural circadian rhythms. Rather than charging through your afternoon slump with caffeine and sugar, why not give your body what it really wants, and take a 20 minute nap?

If you’ve been working really hard and absorbing a great deal of mental information, studies have shown that taking a refreshing nap could slow or even prevent burnout. During sleep, the brain processes and stores information it gathered while you were awake.