Roger Federer, LeBron James and other undefeated athletes admit that one of the factors that allow them to maintain an edge over competitors is not more training, but more hours of sleep. We asked Claude to summarize for us an article on the topic written by neuroscientist Joanna Fong-Israywongse of the University of Pittsburgh.

As a neurologist specializing in sleep medicine, she has seen firsthand the enormous impact sleep has on athletes' physical ability, mental acuity, resilience to injury, and overall well-being.