The case has been reported to the World Health Organization – raising the spectre of the 2009 swine flu pandemic, when a similar virus spread rapidly around the world. The new infection involves the A ...

Add Yahoo as a preferred source to see more of our stories on Google. The World Health Organisation (WHO) logo is seen near its headquarters in Geneva, Switzerland, February 2, 2023. REUTERS/Denis ...

A novel H1N2 swine influenza reassortant linked to international trade transmits efficiently in pigs and exhibits reduced ...

Add Yahoo as a preferred source to see more of our stories on Google. Over the weekend, health officials in Spain reportedly informed the World Health Organization (WHO) of a possible human case of ...

A long-running debate in vaccine design revolves around whether a vaccine should be optimized to prevent the virus from replicating inside an infected host or prevent the virus from transmitting to ...