Step by Step: Why Young Americans Are Trading Burpees for Blocks — and Their Hearts Are Winning
The no-pain-no-gain era is quietly gasping its last breath, and millennials are leading the funeral procession — one leisurely stroll at a time. Emerging research suggests your neighborhood walk might be pulling more cardiovascular weight than your HIIT class ever did. We talked to the experts, and the results might make you cancel your gym membership.
Jul 21, 2026