10 no-equipment HIIT workouts that torch 300 calories in 20 minutes
Your gym bag sits untouched by the door. The commute takes 25 minutes each way. Your living room offers everything needed to torch 300 calories in 20 minutes. No equipment required. Certified personal trainers studying home fitness protocols confirm that high-intensity interval training delivers identical calorie burn to gym sessions. These 10 equipment-free workouts transform … Lire plus









