Crutches are used by those who are unable to walk due to age, accident, or degeneration. Underarm crutches, also known as Ancillary Crutch Walking Stick, are provided to patients who have suffered knee or ankle injuries. They are used to distribute the weight of the person equally across the upper body. Crutches support the body and relieve pressure on the lower body. Underarm crutches offer the user with stability. The crutch may have rubber ends to prevent slippage and sliding.