The Brian Keane Podcast #319: Dr. John Jaquish on Why Cardio Does NOT Work For Fat Loss, The Reason Weight Lifting Is A Waste Of Time and The Benefits of Variable Resistance Training!
Mar 8, 2021
Dr. John Jaquish, inventor of X3 and best-selling author, debunks fitness myths like cardio for fat loss. He discusses why weightlifting is inefficient, the benefits of variable resistance training, optimizing nutrition, and the truth about muscle growth without muscle damage. The podcast covers topics like muscle confusion theory, one meal a day strategy, and the science behind optimal fitness practices.
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Origin of Variable Resistance Training
- Dr. John Jaquish developed his training device inspired by bone density research on gymnasts absorbing high loads in specific positions.
- He realized conventional weightlifting is ineffective as it uses constant resistance, unlike the variable loads muscles can handle safely.
Fitness Industry's Scientific Gap
- Most fitness enthusiasts follow trends without understanding science, leading to ineffective training.
- Switching to smarter clients like professionals and athletes improved acceptance of his scientific approach.
Cardio's Impact on Muscle and Fat
- Cardiovascular exercise chronically upregulates cortisol, which eliminates muscle and preserves fat.
- Strength training provides better cardiovascular health benefits and promotes muscle growth, contrasting popular belief.