(Left to right) 1st Lt. Alexander Hess, Air Force Life Cycle Management Center, is issued a GARMIN Phoenix 6 watch by James Christensen, product lead for the Air Force Research Laboratory, Sept. 27, 2021, at Hill Air Force Base, Utah. A four-month study will monitor exercise and sleep habits via wearable technology to determine if it can be a motivational tool for continual and regular physical fitness. (U.S. Air Force photo by Todd Cromar)