His case is the first confirmed account of SARS-CoV-2 reinfection. The fact that some people can be reinfected with the virus is “not a huge shock,” says Paul Bieniasz, a virologist at the ...

A new study suggests that bacterial vaginosis (BV), affecting nearly 1 in 3 women worldwide, should be classified as a sexually transmitted infection (STI). Research shows treating male partners ...

Dr. Anthony Fauci warned that the South African coronavirus mutation (B.1.351) poses a risk of reinfection to people who have already had COVID-19. The more infectious variant can evade ...

According to the latest official statistics, the reinfection rate was about 6 per cent, increasing from 1.5 per cent in September. Respiratory medicine expert Dr Leung Chi-chiu said the rise in ...

Lyme disease is increasing in both incidence and geographic distribution. Given that the etiologic agent, Borrelia burgdorferi, is difficult to culture in routine clinical laboratories, there has ...