If you have wrist pain, see a doctor.
You may have repetitive strain (stress) disorder, such as carpal tunnel syndrome.
Don't self-prescribe treatment, such as a wrist brace.
The information below is not a substitute for medical advice from a doctor.
If you have wrist pain from using a mouse, consider alternatives, after consulting with a doctor.
Go to Mouse Solutions.
Also, have a look at hands-free computing with SmartNav.
Computer Related Repetitive Strain Injury Paul Marxhausen