The 6 Best Massagers for Sore Muscles and Stress Relief (2025)

“As we exercise and challenge our muscles, we cause breakdown within the muscle fibers, which in turn stimulates muscle growth and regrowth, hypertrophy (increased muscle size), and strength. Mechanical stimulation of a muscle causes increased blood flow and the release of histamines to the stimulated area. What this does is allow the increased blood flow to decrease the inflammatory response, decrease muscle soreness, and break up knots in athletes’ musculature.”