Often it is enough if you put less strain on the body part affected until the bone has regenerated. If there are significant fractures in the foot or lower leg, it can also help to immobilise the leg in a plaster cast. The fractures are to be checked regularly to make sure that they are healing properly. In some cases, they may have to be treated surgically.
A stress fracture usually heals completely if it is diagnosed and treated in good time. However, this may take several weeks to months depending on how severe it is. Smoking has a detrimental effect on bone healing because it impairs circulation in the smallest blood vessels.