Really seriously . why I am a big fan of kettlebells, Olympic lifting, and plyometrics. Anyone aren't adding weight as part of your workout various other week or more you won't make any progress in either muscle building or ability. http://GIT.Wh-Ips.com/gladisconsidin/lifting-sling-chain7439/wiki/Lose-Fat%2C-Gain-Muscle-In-45-Minutes-Every-Day-3-Days-A-Week