Build Muscle

Fitness Essentials

Looking for a trainer? Ask these Important Questions

Trainers chime in on the questions you SHOULD be asking when hiring a trainer.

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Workout Routines

This High-Intensity Workout Will Blast Your Upper Body and Core

Push yourself and you'll soon see steady gains with this dual-purpose workout.

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Workout Tips

Back 2 Basics: Learning the Landmine Row

Flex Social Media Director David Baye helps you build your back better.

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Fitness Essentials

Are You Wearing Your Compression Gear Correctly?

From socks to sleeves, compression gear helps enhance performance.

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Interviews

The Rock’s Strength Coach Is Also an IFBB Pro Bodybuilder

Dave Rienzi talks about sculpting those "scene-ready" A-list physiques and his energy drink ZOA.

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Interviews

Rich Gaspari on 1989 Arnold Classic Win: 'Arnold Called Me' to Compete

The “Dragon Slayer” is the guest on this week's "Monday Night Muscle."

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Workout Routines

Military Monday: Advance Your Abs to the Next Level

Ready for a serious ab challenge? Try this workout from Staff Sergeant and Military Police Officer Ed Hawthorne.

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Entertainment

Would You Take the Super Soldier Serum?

There are both pros AND cons to this "Falcon and Winter Soldier" conundrum.

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Pro Tips

Jozy Altidore Shares His Winning Strategy for Soccer (and Life)

The U.S. soccer great is preparing for the new MLS season and life after the pitch.

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Workout Routines

This HIIT Hybrid Workout will Blast Your Upper Body

The goal of this workout from trainer Erik Bartell is to get better every time you train.

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