H.I.T. MUSCLE

Magazines in the fields of sports, athletics, physical training, wellness, bodybuilding, high intensity training, cross training, mixed martial arts, mud racing, military-style racing, triathlons, marathons, biking, swimming, obstacle courses, cross-training style fitness routines, high intensity training methods and programs, high intensity interval training, obstacle course training, diet and nutrition, vitamins, supplements, performance-enhancing drugs, sports products, and information on banned substances