Multiple studies have extolled the benefits of napping, such as enhanced memory and focus. A midafternoon siesta is the norm in parts of Spain and Italy. In China and Japan, nodding off is ...

It happens sometimes to even the most productive of us: 3 p.m. rolls around, and suddenly our eyes feel heavy and our bodies ...

Unfortunately, this afternoon slump is rarely convenient ... as it contains both caffeine and theanine, which can improve focus without jitteriness.” Get moving: “Even a five- to 10-minute ...