Add Yahoo as a preferred source to see more of our stories on Google. Sep. 25—The U.S. Air Force is introducing a two-mile run and physical fitness assessments every six months in an updating of its ...

Active-duty airmen have until Friday to submit their waist-to-height ratios, but the service announced the measurement will ...

The fitness tracker maker Fitbit is recalling its Force wristband after user complaints about skin irritation. The $130 Fitbit Force hit the market late last year and was designed to be worn around ...