If you have pain on the palm-side of your thumb, this is a great place to start. The thumb flexors are a group of muscles on the palm-side of the thumb and extend into the forearm. They are responsible for bending your thumb down and in.
Pain often occurs when these muscles are irritated. These are some exercises that can help.
Stretches can help to relieve some stiffness and provide temporary relief
Endurance Exercises help to improve the amount of stress the muscles can handle. There are a few other strategies which can help as well!