Sports recovery, backed by research.

A 2017 meta-analysis of 11 randomized trials, more than 500 participants, found massage significantly reduced delayed-onset muscle soreness at 24, 48, and 72 hours after strenuous exercise, with the biggest drop at 48 hours. A larger 2025 review of nearly 1,500 participants found similar results: less pain, better range of motion, faster functional recovery.

This is also the one place consumer data backs up the lab data. Whoop's own member data shows massage logged as a recovery activity correlates with a measurable lift in Recovery score, and the effect is larger when the session happens closer to bedtime.

Massage is consistently linked to lower cortisol, reduced anxiety, and longer, better-quality sleep across multiple clinical studies, including trials that measured sleep duration objectively rather than by self-report.

Most of this research comes from clinical and caregiver populations rather than healthy athletes specifically, but the direction is consistent: less stress hormone, more actual sleep.

Regular massage is associated with fewer musculoskeletal injuries and improved range of motion in the studies that have looked at it, largely through better tissue quality, reduced tension, and improved biomechanics.

The research base here is thinner than for recovery, more observational than randomized, so think of this as a reasonable expectation, not a guarantee.

A widely cited meta-analysis in the British Journal of Sports Medicine found massage doesn't significantly improve sprint speed, jump height, strength, or endurance on its own.

What it does improve: flexibility, and the psychological side of performance, lower perceived fatigue, better mood, reduced anxiety heading into training or competition. If you're looking for a shortcut to a faster mile, this isn't it. If you're looking for a way to show up to training feeling like your body is actually on your side, that's what the research supports.