Achilles tendon injuries can happen to anyone, whether exercising or a non-athlete, and they are quite often. Tendons such as the Achilles tendon by linking the calf muscles to heal bone are crucial in activities such as walking, running and jumping.Achilles tendon injuries can happen to anyone, whether exercising or a non-athlete, and they are quite often. Tendons such as the Achilles tendon by linking the calf muscles to heal bone are crucial in activities such as walking, running and jumping.Achilles tendon injuries can happen to anyone, whether exercising or a non-athlete, and they are quite often. Tendons such as the Achilles tendon by linking the calf muscles to heal bone are crucial in activities such as walking, running and jumping.