Top fitness expert on why 12-3-30 isn’t just weight loss hype but a whole new way to train your body and mind

Best exercises: Have you noticed how the viral 12-3-30 walking trend has shifted from a weight-loss craze to a powerful, low-impact method for cultivating stamina, muscular strength, and mental resilience? Here's why incline walking is rewriting the rules of endurance without the need to run.