BlackBerrys may make it easier to email your boss from the sidelines of your child’s soccer game, but all that tiny-keyboard typing can cause finger, hand and wrist pain. What to do? It might be tricky, but instead of always holding the PDA in two hands and typing with both thumbs, try holding it in your nondominant hand and typing with your dominant hand, says Mark E. Pruzansky, MD, director of the New York City–based HandSport Surgery Institute. And opting for a touchscreen won’t help. Stick with the keyboard: “The springs under the keys tend to cushion the impact of your touch as opposed to the nonforgiving surface of a screen.”