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In 1993, the Food and Nutrition Board of the National Academy of Sciences introduced the Dietary Reference Intakes (DRIs), a set of four reference values for nutritional intakes:

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Bulk Up, Cut Up: Biceps!

Christian, I really want to improve my biceps development. Do you think that supersets are a good training method to use for that purpose?

High Performance Core Training

The days of banging out a thousand crunches are over. Get your core strong to get your entire body strong. Here’s how.

  • Abs
  • 6 BIGGER Bulking Tips

    Steve was about to begin a big bulking phase and wanted some advice. He had read the original Big Bulking Tips article and applied many of the ideas with great success, putting on 15 pounds in a little over two months.

    Program Design for Dummies

    Did you design your own workout plan? Well it's probably missing a few things. Here's how to kill your weaknesses, fix imbalances, and beef up those chicken legs.

    Creatine Update, 2006

    Creatine is the most studied sports supplement in history. Here’s what we’ve learned about loading, delivery systems, and timing issues.

    Hammer Down: Endurance

    The best way to train for MMA endurance doesn’t involve a lot of running. Check out these more effective training strategies.

    28 Things I'm Learning

    In four months I'll be a whopping 28 years old. I know a thing or two about training and all that goes into it, but I also respect the fact that there's a hell of a lot I don't know enough about, and other topics I need to know something about that I'm not even aware of!

    New Arm Size, Right Now!

    How does an advanced lifter build bigger arms? Is it even possible? It is. If you're an experienced lifter who hasn't seen arm growth in ages, here's what to do.

    Hypertrophy Booster Shots

    This article isn't going to overwhelm you with neuroscience or obscure language. Nope, it's going to be bare-bones simple. As I've learned over the years, elementary advice is usually what helps people most, and it tends to work best.

    The Dave Tate Project - Part 2

    Powerlifter Dave Tate goes from junk food lover to nutrition nut... and gets ripped in the process. Here's how he did it.

    Man Fuel 1

    Despite what you might think from the title of this article "Man Fuel" is NOT the name of a new supplement from TwinLab. Instead, it's the name of a new Question and Answer column from Testosterone contributor Mike Roussell.

    Bulk Up, Cut Up! 3

    Thib, you seem to be able to come up with a lot of new and effective exercises. Got any more that I could use to spice up my training?

    Fight School

    Make no mistake about it, hand to hand combat has been around for as long as Testosterone has poured through the bloodstream of Homo sapiens.

    The Athlete Diet

    From North American Diet to Athlete Diet: Tips for Making the Transition

    A Return to the Golden Age - Part 2

    When many of us think of perfect physiques, we think of those belonging to Golden Age bodybuilders. These champions of the past were muscular, strong, healthy, and athletic. It's cliche but it's true: women wanted them; men wanted to be them.

    Training Behind Bars 2

    Time behind bars teaches you that the gym is therapy. Need motivation? Check out these lessons on lifting and life.

    Exercises You've Never Tried 17

    Nine challenging exercises that you probably haven't tried before. Give 'em a shot this week in the gym.

    A Return to the Golden Age - Part 1

    Today, competitive bodybuilding is a freak show. From the late 1960's to the early 1980's - the Golden Age of bodybuilding - it was an art exhibit.

    Another Power Food

    Long before 1904 when J.T. Stinson coined the legendary phrase, "An apple a day keeps the doctor away," apples have been a historic symbol of good health.

    The Dave Tate Project - Part 1

    When Dave Tate needed nutrition help, he turned to Dr. John Berardi. Here’s what he learned.

    Training Behind Bars 1

    T Nation goes to prison to find out how those convicts get their workouts in. Check out this investigative report.

    7 Reasons You're a Weakling

    Strength is the foundation of all athletic qualities. Here's what you need to do to build it and improve across the board.

    Build Your Own HFT Program!

    Drop the conventional body part split and take a high-frequency approach. Check this out.

    The Secrets to Body Transformation

    Losing fat and building muscle takes more than just training and dieting. Here’s what you need to know.