[1] It is also promoted as a way to prevent such problems in the future and as a means to increase productivity by not having to move one's hand between the keyboard and mouse.
A footmouse that uses sliding can be a slipper with a mouse connected to it, or a special frame in which a pedal can move around.
Using a footmouse is slower than a regular mouse (a handmouse), since most people have less control over precise movements with their feet and legs than with their hands.
People who also have less control over their foot and leg movement and are unable to operate a footmouse can sometimes use a few switches for setting the cursor in a certain direction.
If a footmouse is used incorrectly for a long time, it can cause muscle cramp in the legs, and can have a negative influence on lower back problems.[why?]