Low back pain 3 exercises that could help by improving hip mobility and opening up the front of the hip. Here’s why this matters 👇 When the front of the hips gets stiff from sitting, stress, or repetitive training, your body still needs motion. If the hips can’t move, the low back moves instead. That usually shows up as: • Excess arching or compression in the lower back • Poor load sharing during walking, lifting, or standing • A constant feeling of tightness or stiffness that never fully goes