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Some ergonomic keyboards come with permanent or removable wrist or palm rests, which can be cushioned or hard. This is another area where opinions diverge: proponents claim they help you maintain a neutral hand position, while detractors say they put pressure on the tendons and can cause wrist pain or even exacerbate conditions like carpal tunnel. Ideally, your palms should be resting, not your wrists, and you might find you like having that support or you may find the pressure uncomfortable.，推荐阅读服务器推荐获取更多信息
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"They're lovely, but they're problematic too," says Graeme Peart from St Margaret's Church, Saxlingham, just a few miles from Guestwick.。业内人士推荐91视频作为进阶阅读