Push the heel of your other palm slowly along the forearm in the direction of your wrist. Use enough pressure to feel some heat, but not to give yourself a brush burn.
Do the same thing across your open palm all the way down toward your fingertips, and again over the mound of your thumb. Repeat a few times, and switch hands. you may want to use lotion so not to pull skin.
I myself and many of my patients use topical ointments to help reduce the pain and inflammation caused by over use. Check it out here