title: Letter: Is High-Intensity Functional Training (HIFT)/CrossFit Safe for Military Fitness Training?
authors.affiliation: Department of Military and Emergency Medicine, Uniformed Services University, 4301 Jones Bridge Road, Bethesda, MD 20814.
authors.forename: Francis G
authors.initials: FG
authors.lastname: O'Connor
authors.affiliation: Department of Military and Emergency Medicine, Uniformed Services University, 4301 Jones Bridge Road, Bethesda, MD 20814.
authors.forename: Patricia A
authors.initials: PA
authors.lastname: Deuster
authors.affiliation: Department of Preventive Medicine and Biometrics, Uniformed Services University, 4301 Jones Bridge Road, Bethesda, MD 20814.
authors.forename: John
authors.initials: J
authors.lastname: Barrett
authors.affiliation: US Army Special Operations Command, Fort Bragg, NC 28307.
authors.forename: Sean F
authors.initials: SF
authors.lastname: Kane
authors.affiliation: US Army Special Operations Command, Fort Bragg, NC 28307.
authors.forename: Patrick
authors.initials: P
authors.lastname: Depenbrock
mesh_terms: D015444:Exercise; D008889:Military Personnel; D064797:Physical Conditioning, Human; D010809:Physical Fitness