How a year of Covid wrecked Britons' teeth With millions missing routine check-ups in lockdown, experts fear the nation's dental health is a ticking timebomb Sales of DIY dentistry kits have risen 87 per cent Credit: Piotr Marcinski/EyeEm Early last August I was doing my civic duty and eating out to help out when, upon biting down on what should have been an innocuous cod steak, I heard an unwelcome crunch. It was my first meal out in what felt like a million years – a birthday lunch for a close friend – and I wasn’t about to let a mere dental emergency ruin our big day out.