Pump Up the Volume

HYPOTHESIS In order to grow, you must train with a certain amount of volume. Most research does not explore the effects of using more than three sets on hypertrophy, and the data that does exist does not consistently show the benefits of using more than three sets. RESEARCH Forty-eight untrained men were randomly assigned to one of the three training groups: one set, three sets, five sets, or a control group. Subjects completed a full-body workout each session. All training groups performed thre