Associated Risk Factors:

• Awkward and static posture of the lower back.
• Lack of adequate leg and knee clearance under worktable.
• Working with elbows winged.
• Pinch grip when adjusting binocular eyepiece.
• Wrist and palm contact pressure in the carpal tunnel area.
• High repetition.
• Eyestrain and fatigue.
• Awkward and static posture of the neck and head.

• Do not work with elbows winged.   Keep elbows close to sides, below 45 degree angle.
• Make sure to work with wrists in (straight) neutral position.
• Avoid forearm and wrist contact pressure. Pad sharp edges with foam, or pad wrists and forearms to reduce pressure.
• Make sure leg and knee clearance under workbench is adequate.
• Always assume proper sitting position,
• Ensure proper lower back and thigh support.
• Ensure that feet are flat on floor or supported by footrest
• Use only adjustable chair or stool with built-in foot and forearm rest
• Avoid raising shoulders and bending neck while looking through microscope's eyepiece.
• Adjust microscope eyepiece's height to allow head and neck proper (upright) neutral posture.
• Position microscope as close as possible towards you to ensure upright head position.
• Use or purchase extended eye tube and/or variable height adapter to achieve proper neck and head position.
• prevent repetition, and alter prolonged awkward posture.   Take adequate small breaks, or perform other job tasks that require less repetition, rest your eyes, neck, and shoulders.
• Use video display terminal when appropriate to view sample, and reduce eye and neck strain.
• Make sure scopes remain clean all the time, and lighting is of proper intensity