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Driven by the intelligent and relentless pursuit of muscle since 1998.

It's been three weeks since I issued The BIGGER-ARMS Challenge to T-Nation members. More than 100 of you signed up to do 4 workouts – which consisted of unique biceps and triceps cycles – from May 8<sup>th</sup> to May 21<sup>st</sup>.

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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.

Shoulder Savers - Part 2

Eight more ways to protect your shoulders so you can keep lifting hard and heavy. Check ‘em out.

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.

Hammer Down: Strength

Your guide to building MMA strength. Check it out.

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.

Back to McGill

If you're a lifter with back problems you'll want to read this. If you're a lifter without back problems you'll still want to read this.

Nervous Muscle

It's very apparent to me that there are many coaches and fitness writers who don't understand the nervous system. I'm not the least bit surprised because your nervous system is arguably the most complex and ambiguous system in your body.

Slammer Muscle

These twelve tips, compiled by ex-con Jay Mullins, will help Cy (or you, if you find yourself in a similar situation) make the best of his time in the Big House.

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.

12 Tips From a Beginner (At Heart)

Although I'm better known as someone who works with high-performing athletes, I started out–like most coaches and trainers-by working with "everyday folks", and interestingly enough, after 20+ years in the game, something unusual has happened:

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.

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.

40 Movements for Rapid Strength - Part 7

When it comes to exercise performance, especially the more exotic movements I often prescribe, most people grasp the big picture but miss the finer points. To remedy this, I created this "toolbox" series to help experienced lifters fill in the blanks and newer lifters learn about some very effective exercises. Here's the newest installment!

The Dave Tate Project - Part 1

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

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.

5 Damn Good Reasons to Use FFA

It’s tough to get enough healthy fatty acids through diet alone. Here’s why you should add them to your supplement protocol.

6 Lost Lifters

I'm normally somewhat of a bookworm and science geek, although &#8211; to blow a little sunshine up my own butt &#8211; I have to say, I'm getting better at reading people.

Bulk Up, Cut Up! 2

This new Q &amp; A column is about building a muscular and aesthetic physique. It's not about breaking strength records or reaching speed and power personal bests.

The Ultimate Triceps Program

A competitive powerlifter recently contacted me to correct his woefully pathetic bench press. After a few tests and some obvious visual clues, I realized that his triceps were holding him back from pressing up big numbers.

10 Things I've Learned

T-Nation asked Cosgrove to tell us his top ten tips. He gave us 34.