Spanish tennis star Rafael Nadal, who was expected to play in the Australian Open next month, said Monday he has tested positive for Covid-19 and was isolating. The Spanish former world number one said he took the test when he returned to Spain from Abu Dhabi where he took part in an exhibition tournament last week.
COVID antibodies remain stable – and even increase – seven months after infection, according to the biggest study of its kind during the pandemic. Researchers in Spain have discovered that pre-existing antibodies to common cold coronaviruses may be protective against COVID-19. The follow-up study among a group of healthcare workers was coordinated by the Barcelona Institute for Global Health (ISGlobal).