A lot of people have asked me to review the research on safety bar squats. There was just one problem: there wasn’t any. That’s changed over the past couple of months.
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Are Nitric Oxide Supplements Beneficial For Strength and Hypertrophy?
Nitric oxide is a bodybuilding supplement staple. But do nitric oxide precursors actually enhance strength or hypertrophy performance?

Q&A with Eric Trexler, Our New Director of Education
Eric is a natural pro bodybuilder, prolific researcher (he just finished his PhD with more than 30 publications), and has a lot of coaching experience.
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Whether you’re a beginner or advanced lifter, these comprehensive guides will teach you everything you want or need to know about the squat, bench, and deadlift.
HOW TO SQUAT: THE DEFINITIVE GUIDE
No matter your goals, squats should probably be at the core of your training program. Learn how to start adding weight now.
How to Bench: The Definitive Guide
Do you want to learn how to bench, or learn how to bench better? This guide will teach you everything you need to know.
How to Deadlift: The Definitive Guide
The deadlift is one of the best exercises you can do to build muscle and strength. Take your deadlift to the next level with this guide.
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Our best advice can be found in our 2 best-selling products, The Art and Science of Lifting ebooks and the Monthly Applications in Strength Sport research review.
Monthly research review by Greg Nuckols, Eric Helms, and Mike Zourdos. Learn to easily interpret and apply the latest strength, hypertrophy, and nutrition science. Download a free sample issue or subscribe now.
Two ebooks, with 200+ pages and 50+ infographics. This ebook bundle will take at least five years off your learning curve, and teach you to think about training like an expert. Are you ready to take control of your training? Learn more.