தொற்று நோய்கள் அந்தோணி News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Join For two years it raged across the world, infecting 500 million people a third of all the people on earth and killing 50 million. And then, the Spanish flu just seemed to fade away. The rate of infections and deaths dropped sharply through March and April of 1919. So what ended it? It wasn’t a vaccine, of course. Even if they could have developed one in 1918, scientists didn’t even know if the pandemic was caused by bacteria or a virus, and wouldn’t know until 1930. Subscribe and get unlimited access to our online magazine archive. Public health officials had little choice but to give the virus fewer chances to spread. Social distancing, mask-wearing, frequent hand washing, isolating patients, and closing public venues all worked to hem in the virus.

Hong kongUnited statesHoward markelAnthonys fauciAustralia university of queenslandNational institute of allergyColumbia universityUniversity of michiganKirsty shortJeffrey shamanPresident bidenNational instituteInfectious diseases anthonyஹாங் காங்ஒன்றுபட்டது மாநிலங்களில்ஹோவர்ட் மார்க்கல்