Caffeine and napping have something in common. Both make you feel alert and can enhance your performance, whether thats driving, working or studying. But some people are convinced that drinking a coffee before a nap gives you an extra zap of energy when you wake up. 
How could that be? Is there any evidence to back the power of these so-called coffee naps? Or are we better off getting a good nights sleep?
Feeling sleepy?
If you dont get enough sleep, you incur what researchers call a sleep debt. You can build up a sleep debt without realising it, on purpose or when you feel you have no other option, like to meet work or other deadlines.
Taking a nap is a common way of overcoming your sleepiness and repaying your sleep debt. Dr…
Read the full article at: http://www.sbs.com.au/food/article/2017/04/04/what-are-coffee-naps-and-can-they-help-you-power-through-day