Image 1 of 1 Ultimate Guide to High-Intensity Interval Training 400pp CA$0.00 Author: Alex GeissbuhlerSpecifications: 9 x 11” (229 x 280 mm), 400 pp Add To Cart Added! Author: Alex GeissbuhlerSpecifications: 9 x 11” (229 x 280 mm), 400 pp You Might Also Like Anatomy of Exercise Encyclopedia Anatomy of Core Stability Ultimate Guide to Yoga 240pp Ultimate Guide to Strength Training 240pp Chair Yoga for Seniors