Answer:
A range of motion and stretching exercises can help combat the inevitable inward movement of the limbs as muscles and tendons shorten. Limbs tend to become fixed in position, and these types of activities can help keep them mobile for longer. Standard low-impact aerobic exercises such as walking and swimming can also help slow the disease’s progression.
Explanation:
The more we know about growth of the muscles, the more we can do to figure out treatments that are sustainable. If we know more about muscle growth, then we can know how it will react with treatment.
I would say the employer's responsibility, because those workers are under their company and are responsible for them. It is also their equipment their employee's are using, therefore, they need to make sure the workers know procedures and correct ways to handle what ever equipment is used.
Hope this helps! Let me know if it doesn't!