Can't Touch Your Toes? Try this flexibility hack. Forward bending involves the posterior chain (hamstrings and calf muscles). Active leg raises strengthen the hip flexors. This helps you compress closer towards the floor. Front planks reduce inhibition, resolving limitations from a weak core. Your body will feel safer stretching deeper. Straight leg calf stretches reduce back of knee tightness. Romanian deadlifts strengthen the posterior chain at long muscle lengths. Bent leg for proximal, strai