Motorola A840 - Manual (Page 235)

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video games. These seizures or blackouts may occur even if a person
never had a previous seizure or blackout.
If you have experienced seizures or blackouts, or if you have a family
history of such occurrences, please consult with your doctor before
playing video games on your phone or enabling a flashing-lights feature
on your phone. (The flashing-light feature is not available on all products.)
Parents should monitor their children's use of video game or other
features that incorporate flashing lights on the phones. All persons should
discontinue use and consult a doctor if any of the following symptoms
occur: convulsion, eye or muscle twitching, loss of awareness, involuntary
movements, or disorientation.
To limit the likelihood of such symptoms, please take the following safety
precautions:
• Do not play or use a flashing-lights feature if you are tired or need
sleep.
• Take a minimum of a 15-minute break hourly.
• Play in a room in which all lights are on.
• Play at the farthest distance possible from the screen.
Repetitive Motion Injuries
When you play games on your phone, you may experience occasional
discomfort in your hands, arms, shoulders, neck, or other parts of your
body. Follow these instructions to avoid problems such as tendonitis,
carpal tunnel syndrome, or other musculoskeletal disorders:
• Take a minimum 15-minute break every hour of game playing.
• If your hands, wrists, or arms become tired or sore while playing,
stop and rest for several hours before playing again.
• If you continue to have sore hands, wrists, or arms during or after
play, stop playing and see a doctor.