In CrossFit and functional fitness, athletes and trainers in the U.S. and overseas regularly hold memorial workouts (often called Hero WODs) to commemorate the fallen on Memorial Day.
20 second Push-Ups while Holding Breath 40 second Box Jump Overs (24/20 in) 20 second Kettlebell Swings while Holding Breath (24/16 kg) 40 second Air Squats