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What You Don't Know About Your Thyroid

Everything you ever wanted to know about the thyroid, from testing to drugs to the foods you need to eat for optimal function.

Tip: Weed and the Munchies

Does marijuana really trigger hunger and cravings? Here's the science, dude.

Tip: Two Things Steroid Users Need

Using bodybuilding drugs can be risky. Here's what users need to do to stay as healthy as possible.

Tip: The Truth About Testosterone and Aggression

Is it your high testosterone levels that won't let you be dissed without throwing a retaliatory punch, or is it something else? Info here.

Tip: The Top 3 Myths About Testosterone

It's time to dispel some of the media scare stories you've heard about testosterone replacement therapy.

Tip: Testosterone Levels Determine What You Buy

Science determines the role testosterone plays in your purchases, your social status, and how much action you get.

Tip: Steroids, Muscle Memory, and Fairness

A new study shows us how muscle memory works, but it also shows us why natural bodybuilding competitions ain't so natural.

Tip: Steroids, Legality, and Liars

Have you ever used? Would you if bodybuilding drugs were legal? Check out what other fans said here.

Tip: Steroids vs. Your Heart

People always assumed steroids could mess with your heart, but were they right? Here's the new research.

Tip: Low Testosterone Can Lead to Early Death

Research shows that having lower than normal T levels can increase your risk of dying from ANY cause. Here's what to do about it.

Tip: Lifters Need More of This Drug

New research shows us that we've been tragically under-dosing this valuable drug.

Tip: Fight Off Skin Cancer with this Cheap Drug

Sunscreen helps a little, but this stuff can ward off melanoma from the inside.

Tip: Fake Natties Are Unethical Losers

Time to call out those punks who can't handle playing by the rules.

Tip: Effective Male Contraception, Right Now

The new male pill works, but it chemically castrates you and makes you fat. There's a much better way to stop making babies.

Tip: Do Steroids Make You Ignorant?

These are the drawbacks most people never talk about. So let's talk about them. Read this before you hit the needle.

Tip: Careful, 'Roids Make You Forget Stuff

We know what performance-enhancing drugs can do for your muscles, but what about your mind? A new study has some answers.

Tip: Are Men's Physique Competitors Juiced?

They wear funny shorts and they're not as big as the bodybuilders. Must be natural, right? Well, not so fast.

Tip: A New Way to Use Testosterone

One out of every three people in America will get some type of cancer. Here's how testosterone injections can help them fight it.

The Testosterone Toolbox

Here are the symptoms of low testosterone and everything you need to know to fix it.

The Steroid-Marijuana Paradox

Weed hysteria is subsiding and full legality is looming. Are steroids next? They should be. Here's why.

The Steroid Nurse

One of T-Nation's forum steroid gurus talks cycles, tapering, staying healthy, and why the Golden Age of bodybuilding deserves a little more tarnish.

The Polls: Sex, Drugs, and Abs

Check out what our fans think about ab training, sex, pro bodybuilding, kettlebells, steroids, and much more.

The New Chemicals That Make You Store Fat

Obesogens are endocrine disrupters that change your body chemistry and make you fat. Here's where they're hiding and how to avoid them.

The Effects of Mild Cycles

Some men use tiny doses of testosterone for hormone replacement therapy. Others use massive amounts for bodybuilding. But what are the effects of “light” cycles? Here's the science.

The Drug Coach

Behind every champion is a trusted coach who's savvy about drug use. T Nation talks shop with a physique competitor's secret weapon.