COVID-19: Millions could suffer from long-term smell or taste problems after coronavirus infection, study says

Around one in 20 people who have tested positive for COVID-19 worldwide have long-term smell or taste problems for at least 6 months, a new study has found. The survey was put together by a team of international experts, including some from the UK and analysed data from 18 studies comprising 3,699 patients. Published in the BMJ, it used modelling to estimate how many people go on to suffer from altered taste or smell for at least six months after a COVID-19 infection. It found that an estimated 5.6% of patients suffer smell dysfunction for at least six months, while 4.4% have a change in taste