If you like the variety you get from a tempo run, interval workout, or fartlek then you’ll love practicing this ladder workout, crafted by Noam Tamir, C.S.C.S., founder and CEO of TS Fitness in New ...

A muscular, athletic body radiates health and vitality. But how can you really build muscle effectively? FITBOOK takes a closer look at the five most important exercises and shows you how you can ...