Stronger Every Second: How Bill Castillo’s MRT Class Transforms Lives
from Serve Daily Stories Hosted by Chris Baird
What if your workout could keep burning fat long after you leave the gym? We dive into Bill Castillo’s popular MRT (Metabolic Resistance Training) class at the Clyde Recreation Center. Bill explains the science behind the "afterburn effect" (EPOC) and shares powerful stories of how his intense, yet inclusive, circuit training is giving clients the strength to do everything from jogging to picking up their grandchildren.
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This episode is 3 minutes long.
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This episode was published on December 1, 2025.
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