One approach emphasizes intensity and recovery. The other emphasizes volume and frequency. Which works best depends on your ability to recover and apply maximum effort.
Heavy Duty vs High Volume Training
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Started noticing improved work capacity after a couple weeks. Could get through more volume without feeling smoked.
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Honestly I think people oversell it. Nice little add-on, but not some magic performance enhancer.
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100%. Better thyroid function translated into better workouts, improved body composition, and less fatigue throughout the day. I didn’t suddenly gain 20 lbs of muscle, but progress definitely became easier to maintain. Anyone dealing with sluggish metabolism or unexplained fatigue should probably take a closer look at their thyroid labs.
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Adding more carbs consistently made the biggest difference for me during a cut
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I noticed my thyroid markers improved once I stopped doing aggressive calorie deficits
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Increasing whole eggs and red meat helped me feel warmer and more energetic
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My T3 improved after I brought dietary fats back up instead of running ultra-low fat
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Brazil nuts became a regular part of my diet for the selenium content
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Honestly eating enough calories was more effective than any supplement
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I saw better numbers after reducing excessive cardio and focusing on recovery

