- B. G. Vopat, S. A. Klinge, P. K. McClure, P. D. Fadale. The Effects of Fitness on the Aging Process. Journal of the American Academy of Orthopaedic Surgeons, 2014; 22 (9): 576 DOI: 10.5435/JAAOS-22-09-576
A comprehensive volume of nine books on High Intensity(HIT) Training!
“A lot of very beneficial information.....Different HIT exercises I haven't heard of before” -W. Pruitt
“Techniques in these books are Fantastic….would recommend to any and all HIT trainers” -A. Gutierrez
" Five star all the way. Every HIT training method is covered in these books. Love them” -J. Berndt