Keep wrists as neutral as possible. Avoid extremes of motion. Avoid bending neck forward for prolonged periods of time. If typing from a manuscript, place the document on a holder beside your computer screen. Avoid static positions for prolonged periods.
Muscles fatigue faster when they are held in one position.
Stop frequently to alternately contract and relax muscles to increase your blood circulation. Whenever possible, alternate activities frequently throughout the day. Take frequent breaks to stretch and rest hands. Avoid tugging, jerking, or pounding with the hand. Avoid tools with preformed finger grooves, hard plastic handles, sharp edges, small diameter, or large diameter handles.