[4] The Nike Oregon Project, runner and coach Alberto Salazar, the Oakland Raiders and the Golden State Warriors tested and used the prototype.

[3] In 2008, the U.S. Food and Drug Administration (FDA) cleared the Anti-Gravity Treadmill, which at the time went by the name G-Trainer, as a medical device applicable for uses in rehabilitation.

[24] The company's Anti-Gravity Treadmill is used by professional sports teams and university sports programs, including the Seattle Seahawks, Miami Heat, Boston Red Sox, Detroit Tigers, Washington Wizards, Golden State Warriors, Oakland Raiders, New York Jets, Atlanta United FC, Texas Rangers, Green Bay Packers, Arizona Diamondbacks, Detroit Lions, Milwaukee Brewers, Los Angeles Dodgers, Buffalo Bills, Pittsburgh Steelers, Toronto Blue Jays, Philadelphia 76ers and Hawthorn Hawks.

[28][29] NBA players Kobe Bryant[30][31] and LeBron James[26][32] and former marathon record holder Paula Radcliffe[33] use the Anti-Gravity Treadmill for physical therapy and training.

[34] In the United States, the products are used by Johns Hopkins Medicine,[35] the Mayo Clinic,[36] University of San Francisco,[37] UNC Health Care,[38] and Stanford Medical Center.