Ergonomic Essentials - What is Carpal Tunnel Syndrome?

When you continually stretch and pull the musclesThe risk of developing carpal tunnel syndrome is
and nerves in the wrist and hand throughnot confined to people in a single industry or job,
excessive repeated motions at work or home,but is common among those who work on
carpal tunnel syndrome may occur causing pain,assembly lines doing manufacturing, sewing,
numbness and weakness in the hands, fingers andfinishing, cleaning, and meat, poultry, or fish
wrists. This painful affliction is caused when thepackaging jobs.
median nerve, which runs from the forearm intoWhile there are a number of ways to treat carpal
the hand, becomes pressed or squeezed at thetunnel syndrome including exercise, medications
wrist. This nerve controls sensations to the palmand surgery, most doctors stress the importance
side of the thumb and fingers (although not theof preventing it in the first place by replacing
little finger), as well as impulses to some smalltraditional office equipment and furniture with
muscles in the hand that allow the fingers andbetter, more agronomical styles and learning to
thumb to move.perform specific stretching exercises; taking
Symptoms usually begin gradually, with frequentfrequent rest breaks; wearing splints to keep
burning, tingling, or itching numbness in the palmwrists straight, and using correct posture and
and the fingers at night. The thumb, middle andwrist positioning.
index fingers are most commonly afflicted. AsTrying something as simple as wearing fingerless
symptoms worsen, people might feel tinglinggloves can help keep hands warm and flexible
during the day and a experience a decreased gripwhile redesigning workstations can enable a
strength. In chronic and/or untreated cases, theworker's wrist to maintain a more natural position
muscles at the base of the thumb may wasteduring work and help alleviate the stress on
away. Some people even lose their ability tomuscles and joints that can cause injury in the
distinguish between hot and cold through touch.first place.
Carpal tunnel is most commonly caused byDeveloping programs in ergonomics, the process
trauma or injury to the wrist that may causeof adapting workplace conditions and job demands
swelling, such as sprain or fracture; work stress;to the capabilities of workers can all help to
repeated use of vibrating hand tools; fluidprevent carpal tunnel syndrome as well as a
retention; or the development of a cyst or tumorvariety of other physical ailments.
in the carpal canal.