The STEEL Library

Both Planet Fitness and 24-Hour Fitness are great gym options for different types of gym-goers. Here’s an in-depth comparison to help you pick the best for you.

Sarcopenia is an involuntary loss of skeletal muscle mass and strength. It’s considered a multifactorial disease related to aging, chronic inflammation, insufficient nutrition, physical inactivity, and more. In this article, Dr. Paul Henning examines the link between gut health and muscle loss.

Tendon injuries are amongst the most frequent injuries in sport activities. The use of peptides such as BPC-157 to speed up healing has gained much attention lately, but what does the research say? In this article, Dr. Paul Henning examines the research to see if there is evidence to back up the claims.

Do you know how simple and complex carbs can affect your muscle-building goals? Learn the differences and what carbs to avoid if you’re building lean muscles.

Your thigh muscles are crucial for keeping you stable, balanced and moving safely. Learn how to take care of them with before and after workout stretches.

Plyo pushups are great for building speed, strength, and explosive power. Here you can learn the perfect form and technique to max the benefits of plyo pushups.

Are you losing the battle against armpit fat? Let us help you see how whole-body exercises can help you get rid of body fat all over, including underarm fat.

Mule kicks build explosive power by training your fast twitch muscles to fire with every double-leg kick. Learn how to run faster, jump higher, and lose weight.

Does your chest workout include pull-ups, bench presses, push-ups, or chest flyes? Learn here how to use pre- and post-workout stretches to prevent injuries.

Static or dynamic stretches are best to relieve quad tightness. Here’s how to stay flexible with no more than 5 min stretching before and after quad workouts.

The #1 exercise for abdominals and obliques is bicycle crunches – but only if done right. Learn how not to waste your time and energy when building a six-pack.

If you want to improve explosive power and speed, strengthening your calf muscles will help. They are stubborn, so learn here how donkey calf raises can help.

If you're a late night eater, a new study examined the effects of late eating on obesity risk, regulation of calorie intake, the number of calories you burn and molecular changes in fat tissue, and what they discovered is no surprise. In this article, Dr. Paul Henning breaks down the research.

Want to build a head-turning physique? Learn here how to do it without leaving your home. Here are the best options and how to make an informed selection.

Is your search for the perfect treadmill for your home workouts overwhelming? Here are reviews and advice on what to consider to help you feel less intimidated.