Health Check: what are 'coffee naps' and can they help you power through the day?
Caffeine and napping have something in common. Both make you feel alert and can enhance your performance, whether that’s 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 night’s sleep?