I think I have improved my legs from all the #running session in the #hill , I activate a lot the glutes and hips when I walk backwards on a hill , omg , that's one of the best quadriceps builders in the world, walking backwards with a inclination at least 10 degrees please try and let me know, do you favorite sport people is so lazy to find a sport a physical activity that makes them happy enjoy and have fun please do more sports activities cardio move more even if is inside your home