body compositionFat vs Muscle for Labor-Intensive WorkersJuly 13, 2026by Erick CastilloA practical body composition guide for workers: fat does not turn into muscle, and training needs recovery.Read More
recoveryStrength Training Rules for Labor-Intensive WorkersJuly 13, 2026by Erick CastilloStrength training rules for workers who need durability, safer movement, and recovery around demanding shifts.Read More
Aerobic ExerciseAerobic vs Anaerobic Energy for Hard Physical WorkJuly 13, 2026by Erick CastilloLearn how aerobic and anaerobic energy systems show up during heavy labor, heat, lifting, and long shifts.Read More
cardio intensityTarget Heart Rate for Labor-Intensive WorkJuly 13, 2026by Erick CastilloUnderstand heart-rate zones, heat, perceived effort, and recovery for physically demanding work.Read More
exercise programmingThe FITT Principle for Labor-Intensive WorkersJuly 13, 2026by Erick CastilloUse the FITT principle to plan safer conditioning around demanding shifts, heat, recovery, and hydration.Read More