First, pain is not a particularly significant factor in leading people to ask for death: in the Netherlands, only 5% of requests for assisted suicide or euthanasia come from those who described themselves as being in unbearable pain.

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Kennedy, who says he remembers nothing of the incident, insists alcohol was not a factor, and that he is addicted to prescription pain medicine and suffers from depression.

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By allowing them to stand up and walk, the bionic suit not only helps users overcome issues like bone density loss and neuropathic pain related to their condition, but also to gain reams of confidence -- an oft-overlooked factor in the recovery process.

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