About PJ Glassey PJ Glassey, CSCS Short Bio: PJ Glassey is a Seattle-based exercise scientist, author, and founder of the X Gym. He began personal training in 1987 and earned his B.S. in Exercise Science from Seattle Pacific University in 1989. He went on to earn his Certified Strength and Conditioning Specialist (CSCS) credential from…
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Unlocking Muscle Health with Mitochondrial Calcium Aging takes a toll on our muscles, sapping strength and endurance—a condition known as sarcopenia. A new study shines a spotlight on mitochondrial calcium (mtCa²⁺) uptake as a key soldier in fighting this decline and offers a surprising fix: oleuropein, a compound from olives. Here’s how it works and…
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How Ultra-Processed Foods Affect Your Body and Brain Did you know that nearly 60% of what the average American eats is made up of ultra-processed foods (UPFs)? These are items like chips, candy bars, and packaged snacks that have been heavily altered in factories with lots of additives. If it comes in a bag, box,…
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The Science of Senescent Cells: How Exercise and Fasting Can Help You Age Better Imagine your body as a bustling city where cells are the workers. Normally, cells grow, divide, and eventually get replaced when they wear out. But sometimes, certain cells stop dividing and enter a “zombie-like” state—they aren’t dead, but they don’t function…
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There are many techniques we use at X Gym to help members reach their goals faster and easier than they ever thought possible. Below is an Xample of just one of these hacks to give you a little taste. To find your unique hack though, we would have you take our Brain Type Test to…
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When people join X Gym and do Xactly what PJ tells them, Xtreme transformations like this happen in a matter of months: Both of these people heard the same above comment from people they know, and both naturally used the same reply. There have been many such Xamples since PJ started as a personal trainer…
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