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Gym Anxiety, Ego Lifting, and TEM: How to Train Like a Sovereign Adult
My client conversing with me during his warm-up Most people don’t quit the gym because of lack of information.They quit because of how the gym feels: Anxiety walking in Comparison on every set Ego lifting to “prove” something Shame when they can’t keep up In TEM language: Thought = Energy = Mass: What you think in the gym shapes your energy in the gym, which shapes the body you build there. If your thoughts are chaotic, your training will be too. This is how to train like a s

Tiger Joo
May 313 min read
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From 8% to 6%: The TEM Blueprint I’m Using on My Own Body Right Now
Screenshot of Gongju's Advice on Helping Me Get to 6% BF I’ve been a trainer since 2006. In almost two decades of lifting, coaching, and staying lean, I almost never went below 10% body fat. That’s already excellent shape for most people. But lately, I’ve been pulled toward a deeper experiment: “What would it take—for real—for me to go from 8% to 6% and stay sane, sovereign, and strong?” In recent years, I’ve done a great job getting down to 8%. Then, like clockwork, I’d plat

Tiger Joo
May 243 min read
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Sleep as Mass: How 1 Bad Week of Sleep Shows Up on Your Waistline
A beautiful sunset at my gym. Have a sleepful night tonight 🌛 We’re taught to think of sleep as “rest” or “recovery.”In TEM physics, sleep is more than that: Sleep = Thought Reset = Energy Rebuild = Mass Recomposition. When sleep breaks down, your mass doesn’t just “gain weight.”It reorganizes—usually toward more fat, more bloat, and less muscle tone. Let’s walk through how just one bad week of sleep shows up on your waistline. 1. Thought: Your Brain Shifts Into Survival Mod

Tiger Joo
May 173 min read
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Why 10,000 Steps Beats 10 Complicated Workouts(TEM View on NEAT vs. Gym)
Morning Walk in Front of My Gym When clients stall, they usually say,“I think I need a more intense workout.” Most of the time, they don’t. They need more movement, not more suffering. In TEM language: Thought (T): “Movement only counts if it’s a hard workout.” Energy (E): You sit more, move less, “save” yourself for the gym. Mass (M): Your body stays exactly where it is. The opposite Thought creates a different physics: “My body is a low‑level movement machine. Every step is

Tiger Joo
May 132 min read
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How TEM Training Turns Your Body into a Physics Project (Not a Willpower Battle)
Most people think fat loss is about suffering and discipline. In reality, your body is just following physics: Thought = Energy = Mass. TEM Insight: In my system, we use the TEM Principle: Thought: the story you repeat about your body and food. Energy: the emotions, sleep, training intensity, and daily movement that story creates. Mass: your body fat %, muscle, and performance. If your dominant thought is, “I always fall off after 2 weeks,” your nervous system lowers the ener

Tiger Joo
May 132 min read
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My Mission Statement
I use personal training as a literal life changing experience, in the hopes that I can ultimately change the course of everyone's future...

Tiger Joo
Feb 27, 20231 min read
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