Pumping up your strength routine

from msnbc.com

Conflicting studies renew debate on best way to get buff Ed Czajka works out on weight machines because they're available in his apartment gym. But he believes he's gotten better results with barbells and other free weights. "When you get on the machines, it's brainless pushing or pulling," says Czajka, 43, of Los Angeles. "I've always thought you get a better and more complete workout with free weights." Is he right? The best way to strength train is one of most enduring controversies in fitness, and recent studies have only added to the confusion. More