The STEEL Library

New research shows that teen strength predicts future health and work capacity. Find out why building muscle early in life is one of the smartest long-term investments into your health here.

Is too much screen time in bed wrecking your sleep quality? In this article, Dr. Paul Henning investigates what a 45,000-student study found, and what you need to do to improve your sleep.

Lifting weights has many health benefits, and now research suggests it may do more than build muscle. It could help protect your brain, boost memory, and slow cognitive decline as you age. In this article Dr. Paul Henning investigates the role resistance training plays on how your brain ages.

Cold plunges and saunas are everywhere, but are you using them right? Learn when to apply heat or cold for maximum muscle growth, faster recovery, and serious strength gains without killing your progress.

Coffee is a powerful tool. Too little doesn't elicit health benefits. Too much can backfire. Here’s what science says about caffeine and depression and how to get the balance right.

Laughter does more than lift your mood—it triggers measurable changes in your brain and body. In this article, Dr. Paul Henning investigates how it impacts our health.

Akkermansia muciniphila is a little-known gut bacteria not found in probiotics that could be the key to better digestion, fat loss, and immune health. Learn more here.

No fluff, just proven results. 5 of the best research-backed supplements for muscle growth, strength, endurance, and performance.

Creatine isn’t just for athletes looking for peak performance, now researchers are investigating whether it impacts bone loss too. In this article, Dr. Paul Henning explains the research here.

Gut health plays a big role in Alzheimer’s. Learn how x-rays are showing promise in early detection and how smart gut care could help protect your brain.

Maximize muscle growth by avoiding common mistakes that slow progress. Learn how to keep your body in growth mode with simple, effective tweaks.

If you’re serious about achieving a level of physical and mental strength you never knew existed, crushing GVT can get you there.

Confused about whole, skim, 1%, or 2% milk? Use this guide to learn which one is best for your health and fitness goals. 

Looking for the cardio machine that can make all the difference in your fitness journey? Knowing which machines work best will help you train smarter.