Mr Roberts already has to attach a hearing aid to a magnetic plate inserted under his skin every morning.

BBC: Thalidomide poses new challenges

After surgeons attached the titanium plate and inserted the implant, the 15-year-old Malala was "very focused and enthusiastic, " White said.

CNN: Malala: 'I'm feeling better' after skull surgery

The shooting shattered bones in his left forearm, requiring a plate to be inserted.

WSJ: Backlog of Social Security Disability Cases Leaves the Terminally Ill Waiting

The solution: They cut a groove in the sole plate of his shoe and inserted a flexible pad, better to keep his feet on the ground.

FORBES: On the Run