M&F EditorsFight the flab and get ripped. Start again? Next 5 Photos Everything you need to know about whey plus how to build muscle without blowing your budget. Cardio, Cardio, Cardio This helps you with the simple philosophy behind fat loss: Burn more calories than you take in. If your goal is fat loss, incorporate 4-6, 30-60-minute cardio sessions per week into your training schedule.