Prosthetics

Former Kent MP Craig Mackinlay had a quadruple amputation due to sepsis. He's praised the NHS but says there needs to be better aftercare for acute illnesses.

Martin's knee uses computer technology to constantly monitor his pattern of walking - making it easier for him to navigate slopes and uneven surfaces.

John Whitman used a 3D-printed prosthetic to set a total which - if verified - would nearly treble the previous world record.