World percussionist David Kuckhermann has fought problems with tendinitis and carpal tunnel syndrome in his career. He demonstrates a few hand and wrist stretches and motions that helped him ward off the desk worker's curse.
BoingBoing guest blogger Richard Metzger testifies that he and his wife have practiced the stretches and, after a few days, they could "really tell the difference." Judging from the YouTube comments attached to the video, a lot of other folks attached to their mouse and keyboard for most of the day are finding the exercises new and useful. Here's the clip: