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Looking for X3 Bar alternatives? We reviewed the most popular resistance band-based home workout systems to see how they stack up against the most effective muscle-building system on the market.

See what to look for in a home gym and learn about the best portable gym to build muscle throughout the body. And learn why most home gym equipment and workouts miss the mark.

Introducing IN-Perium, a pre-workout and bulletproof coffee replacement without the jitters, hassle, or mess. A powder mix with MCTs, caffeine, and electrolytes for pre-workout or as a coffee substitute, and no upset stomach.

Dr. Jaquish looks at what it takes to go to central nervous system fatigue, and then how long it takes to recover from it.

Fortagen is an efficient, low-calorie protein EAA supplement with a net amino acid utilization of nearly 100%. It's an incredibly efficient way to build lean muscle and hit daily protein goals without breaking your fast.

Barbells beat dumbbells in function and effectiveness. Dr. John Jaquish and Chris Bell (director of the documentary Bigger, Stronger, Faster) explain why in this episode of Fasleshoods of Fitness.

Could a wide grip exercise on the X3 fitness device be more effective at building muscle? Dr. Jaquish explains how and why wider grips limit the range of motion and results.

The Recommended Daily Allowance for vitamins. Are vitamin supplements helpful, hurtful, or effective? Dr. Jaquish explores micronutrients and antioxidants in this latest episode.

Do you do workouts geared to fast or slow twitch muscle fibers? Dr. Jaquish says you can't really train for a specific fiber type. Find out the facts.

Dr. Jaquish delves into the research and application of training in specific range of motion, the fatigue process in muscle cells, and the strength curve

Dr. Jaquish digs into the science and research to dispel the myth of the Anabolic Window. Do you need to have a protein drink after you workout? Read more to find out.

We walk through a resistance band tricep pushdown alternative known as the skull crusher, an exercise using the X3 Bar for variable resistance training.

Can you isolate parts of a muscle through targeted exercises? Dr. Jaquish talks about kipping pull-ups, shoulder joint safety, and the fallacy of muscle isolation.

Busting myths on Testosterone Replacement Therapy (TRT) and its correlation with building muscle