Palm cooling is best suited to activities with built in rest: weightlifting, climbing, combat sports, basketball, track practice, football, etc. In studies, participants cooled their palms for 3 minutes between bouts of exercise. This cooling rest period provides the greatest impact in a reasonable amount of time. However, many people report benefits with a shorter period of cooling – even as little as 30 seconds. Here are seven ways you can incorporate palm cooling into your training.