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Absolutely, said Gerren Liles, a certified personal trainer and owner of Gerren Liles Vision Fitness in New York. Various New ...
As expert trainer Gerren Liles, NASM, shows you in this program and the accompanying bonus workouts, high-intensity interval training is also as fun as working out can get. You’ll get four ...
It's the brainchild of trainer Gerren Liles, NASM, creator of the new Men's and Women's Health Ultimate HIIT workout program, available now for MH MVP Premium members. JOIN MVP PREMIUM Liles ...
Follow along with trainers Jacqueline Kasen and Gerren Liles in the workout video above, or if you're ready to HIIT it solo, read the instructions below for a self-guided workout. TIME ...