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kart thumb is a wiinjury that develops on the right hand after frequent and habitual use of mario kart using the Wii Wheel accessory while [playing Mario Kart] Wii. The condition arises from the [orientation] of the controller/wiimote placing the button used to accelerate your kart under the right thumb. If left untreated the condition can worsen to Wiipetitive Strain Injury and [eventually] Wiithritis.
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