Your hands, which are composed of numerous bones, joints, and ligaments can become prone to swelling and pain. Particularly, thumb joint arthritis is one of the most common causes of hand pain. It can cause a decline in the ability to grip objects, difficulty in opening jars or doors, and aching pain at the base of the thumb. While arthritis cannot be cured, there are treatment plans that can help you manage the disease and make everyday tasks easier. And one simple yet effective way to strengthen the muscles and to relieve stiffness and pain is through hand exercises.