Harvard research reveals: How a simple 21-minute walk a day may be healthier than hitting the treadmill

Harvard evolutionary biologist Dr. Daniel E. Lieberman challenges modern fitness obsessions, suggesting humans evolved for energy conservation, not intense workouts. He advocates for moderate movement like walking, aligning with our biological roots. Prioritizing consistency and enjoyment over extreme performance can lead to a healthier, sustainable lifestyle, reducing the risk of burnout and promoting longevity.