What is the Best Tool?
The best tool does the following:
- fits the job you are doing
- fits the work space available
- reduces the force you need to apply
- fits your hand
- can be used in a comfortable work position
- does not require you to raise or extend the elbows (heavy tools)
Symptoms of hand and wrist disorders develop over time. Take action when you notice discomfort.
Conditions that Cause Hand and Wrist Disorders
The following are some of the conditions that can cause hand and wrist disorders:
- frequent or repetitive movement of the hand or wrist (usually involve awkward wrist angles)
- inappropriate tool and equipment design
- vibrating knives and saws
- poor work station design and arrangement
- cold environments
Symptoms of Hand and Wrist Disorders
You may have a problem if you have any of these symptoms:
- tingling
- swelling in the joints
- decreased ability to move
- decreased grip strength
- pain from movement, pressure, or exposure to cold or vibration
- continual muscle fatigue
- sore muscles
- numbness
- change in the skin color of your hands or fingertips
These symptoms may not appear immediately because they develop over weeks, months or years. By then, the damage may be serious. Take action when you notice any discomfort. (Source: CAL-OSHA)
Knowledge Check Choose the best answer for the question.
1-3. What is the usual cause of hand and wrist disorders due to frequent or repetitive movement?
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