Work stress leads to bad sleep. And bad sleep saps your willpower and leads to poor food choices at night. Here's how to break the cycle.
Taking vitamin D? Awesome. Just about everyone needs to. Too bad it's probably not working. Here's why and how to fix it.
Do the CrossFit Games really crown the fittest men and women on the planet? To find out, T Nation attended the Games.
The science of the ripple effect, plus some controversial research on why couples either get fat or stay lean.
Training is the easy part. Nutrition is where things get tough. Here's one way to boost your dietary discipline.
Bad diets cause you to lose more muscle than fat. And one bad habit will make muscle catabolism 60 percent worse. Check this out.
When should you pack in the calories and protein? When should you have your smallest, lowest-carb meal of the day? Here's the science.
A new study gives us some fascinating insights about fat gain, fat loss, and food deliciousness.
Training helps with depression. But what happens when you stop training? Are men and women affected differently? Here's the science.
Use this machine along with mechanical drop sets to ignite new muscle growth.
Oral health is linked to overall health. If your gums bleed when brushing, bacteria and inflammation could be shortening your life. Here's how to kill it.
Want to build a buttload of muscle? Talk to a big guy. Well, maybe. Sometimes their training and diet advice just isn't right for you. Here's why.
Research shows that one physical trait makes a man more attractive to women and more likely to get married. Check this out.
What happens to your romantic relationships when you get ripped? You may be surprised. Check out these studies.
Check out what our fans think about ab training, sex, pro bodybuilding, kettlebells, steroids, and much more.
Are your fitness posts and photos motivating people or de-motivating them? Check out this surprising new study.
You have permission to do any type of squat that feels right to you, no matter what the squat Nazis say. Here's why.
Yet another study is showing that popular fasting diets may backfire and cause belly fat gain and health damage in the long run.
One pattern of eating disrupts metabolism and dietary behaviors more than any other. Here's how to avoid it.
With all the talk these days about having a strong core, why do many lifters still have weak-ass abs? Here's part of the cause.
Does abstaining really lead to gaining? Here's a quick breakdown of that topic.
The tri's respond best to heavy reps, but you have to be smart about it. Try this.
We asked our readers what they thought about competitive bodybuilding. The answers were surprising.
Here's a list of the worst practices of bad personal trainers, according to T Nation readers.
Have you ever used? Would you if bodybuilding drugs were legal? Check out what other fans said here.