Every sport has its own performance benchmarks. For football, it's getting to the Superbowl. For running, it's breaking a specific mile time or distance. If you're a weight lifter, there's no better benchmark for testing your strength than qualifying for O2's Lift Club! ...

Are you working through the O2 Booty Challenge? Before you pile on the weight, safety comes first. A common misconception about weight training is that weight matters the most. While lifting the appropriate amount of weight and increasing it over time is important for ...