Sleep for 20 to 30 minutes and wake up two hours before. If you look at the daily routine of professional athletes, such as national team members or professional athletes, they often have lunch and a nap after morning training. But how can these naps help with training or improving physical performance? In fact, exercise and naps are quite well-researched topics. Research results have shown that agility, endurance, jumping ability, concentration, number of repetitions, etc. all improve after a nap...