The number of rickets cases recorded in one part of Kent has rocketed in the last five years. The disease – once synonymous with Victorian Britain and urban poverty – affects bone development in children, causing pain, poor growth and soft weak bones that can lead to deformities. East Kent Hospitals University NHS Trust, which is one of the largest hospital trusts in England, had just 122 recorded cases in 2019. However last year that figure had swelled to more than 580 – a 380% increase – according to a Freedom of Information request. In rare cases, says the NHS, children can be born with a g…