June 2009: Running Barefoot
When it comes to running footwear, sometimes less is more.
May 2009: The Perfect Squat
An old-school move holds the key to unlocking your power if only you can do it right.
February 2009: The Tortoise & The Stair
No mountain? No problem. As our man discovered, racing up a skyscraper provides a challenge as daunting as many high peaks.
December 2008: Short, But Not So Sweet
Want to get in shape on your coffee break? Try insta-workouts just don't get carried away.
November 2008: The Hell On Earth Fitness Plan
There's an ominous buzz coming from Salt Lake City's Gym Jones, where owner and climber Mark Twight has created a torturous strength-and-conditioning program.
October 2008: Off The Wall
Is this parkour thing for real?
September 2008: Online Training
Inside the maddening new world of online training
August 2008: Physical Fitness Test
Uncle Sam's Presidential Fitness program endorses video games. When did we go soft?
June 2008: Rowbike
Our man tests one of the wackiest fitness hybrids yet, a full-body-throttling rower on wheels.
February 2008: Tread Lightly
With the help of a gravity-busting treadmill, the Lab Rat endangers a world record.
January 2008: Holding My Own
New compression garments don't call them tights get a grudging endorsement.
November 2007: Legal Aid
Can two ounces of 5-Hour Energy a fatigue-fighting drink that claims to be a healthy alternative to other sugar-rich energy drinks deliver?
September 2007: Elevated
Can Viagra really improve high-altitude performance?
July 2007: Quiet Feet
Go with the flow, say ChiRunners, and your legs will follow.
June 2007: The Payoff
Train with purpose, pack your calendar with challenging events, and something remarkable happens: Fitness ceases to be a chore and becomes part of your life.
March 2007: Chill Out
Our aching Lab Rat tests the world's most expensive ice pack.
February 2007: Revving Up
Can a performance supplement be legal, healthy, and effective? The Lab Rat pops a fistful to find out.
January 2007: Pace Setter
With the latest iPod evolution, our human guinea pig turns on, tunes in, and...drops out?
December 2006: The Pain Cave
To find your limits, you must go past them.