Fitness Capsules

Soreness is a common part of starting fitness, but it is not the same as progress. Learn how to distinguish normal muscle discomfort from meaningful improvement, why strength and consistency matter more than next-day pain, and how to track gains without relying on soreness as proof that a workout worked.

The cardio-versus-intervals argument drags on partly because fat loss studies are riddled with dropouts and missing measurements. This take argues that when those gaps are filled with rigorous statistical methods instead of ignored, high intensity interval training pulls clearly ahead of steady state cardio. If you care what the evidence really says, the way researchers handle incomplete data should change which workout you trust.