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Exercise & Fitness Science

Evidence-based explanations of exercise, fitness, cardio, strength training, recovery, fat loss, and human performance. This category focuses on what research actually shows about how physical activity affects the body.

Articles in Exercise & Fitness Science

2 published articles

Evidence Brief Evidence: Limited

Do Cold Plunges Actually Reduce Inflammation?

Cold water immersion is widely promoted as an anti-inflammatory recovery tool. Research supports some short term reductions in muscle soreness, but human studies do not consistently show lower inflammatory markers and frequent use after strength training may have trade-offs.

Practical Health Science Editorial Team 5 min read Sep 3, 2026

Myth Check Evidence: Moderate

Does Fasted Cardio Really Burn More Fat?

Fasted cardio can increase the amount of fat your body uses for fuel during exercise. But controlled studies have not shown that this reliably leads to greater body-fat loss over time.

Practical Health Science Editorial Team 7 min read Aug 31, 2026