 Yeah. Anyway, it goes on to say that if you take a cup of coffee right before your nap, it helps you feel even more refreshed when you wake up. Why? Because it takes time to kick in. I'm just reading this. I don't sign off on it, but maybe I'll try it. It won't prevent you from falling asleep. Speaking of naps, they suggest 10 to 30 minutes at the most. Who knew? Science has passed me by. It's summer and Kohl's make the most of the season with styles for every occasion at great prices. Shop Kohl's and Kohl's.com today.