British researchers believe they have documented the longest-known COVID-19 infection, in a patient who tested positive for a total of 505 days before their death. The...
Social distancing measures to combat COVID-19 have weakened the immune systems of young children who have not been able to build up resistance to common bugs,...
More than two-thirds of India’s population may have COVID-19 antibodies, according to a new serological survey released Tuesday, providing yet more evidence the virus may have...
Israel said on Sunday it will begin offering a booster shot of Pfizer Inc’s vaccine to adults with weak immune systems but it was still weighing...
Research led by the University of Birmingham and Birmingham Women’s and Children’s NHS Foundation Trust has revealed new insight into the biological mechanisms of the long-term...