Page 3 - கெட்டி படங்கள் ஆராய்ச்சியாளர்கள் News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Coronavirus vaccines are exceeding expectations in the real world - even in the face of variants

Coronavirus vaccines are more extraordinary in the real world than in trials - even in the face of variants insider@insider.com (Aria Bendix) © MediaNews Group/Boston Herald via Getty Images A physician injects a patient with the Moderna COVID-19 vaccine. MediaNews Group/Boston Herald via Getty Images Coronavirus vaccines are proving just as effective in real life as they were in clinical trials. That indicates that the vaccines are holding up well against variants. In Pfizer s case, the shot also seems to yield fewer side effects than in clinical trials. By the time coronavirus vaccines were rolled out to the public, tens of thousands of people had already received their shots in clinical trials.

United kingdomTel avivUnited statesSouth africaComunidad autonoma de extremaduraLos angelesKristine koDavid dowdyVivek cherianAl seib los angelesStaff of the maccabi healthCenters for diseaseMedianews group boston heraldJavier pulpo europa press getty imagesJavier pulpo europa press getty images researchersGetty images staff of the maccabi health

The US and UK lead the world s coronavirus vaccinations - but they may struggle to reach herd immunity if they reopen too soon

The US and UK lead the world s coronavirus vaccinations - but they may struggle to reach herd immunity if they reopen too soon insider@insider.com (Aria Bendix) © Pietro Recchia/SOPA Images/LightRocket/Getty Images People in England flock back to pubs and restaurants as lockdown restrictions were eased on April 12, 2021. Pietro Recchia/SOPA Images/LightRocket/Getty Images The US and UK are relaxing restrictions as their vaccinations continue to ramp up. But scientists worry the countries are developing a false sense of security. More contagious variants and vaccine skepticism could still pose a barrier to herd immunity. Countries that have vaccinated more than a third of their populations are now taking huge leaps toward normal life.

City ofUnited kingdomUnited statesSouth africaComunidad autonoma de extremaduraRahul subramanianElijah nouvelage gettyEyal leshemAnthony fauciDavid dowdyUs national institute of allergyJavier pulpo europa press getty imagesJavier pulpo europa press getty images researchersSheba medical centerUniversity of washington institute for health metricsMonmouth university

New variant raises R number by up to 0 7

news New variant raises R number by up to 0.7 © Getty Images Researchers have been tracking changes to the spike of the virus The new variant of Covid-19 is hugely more transmissible than the virus s previous version, a study has found. It concludes the new variant increases the Reproduction or R number by between 0.4 and 0.7. The UK s latest R number has been estimated at between 1.1 and 1.3. It needs to be below 1.0 for the number of cases to start falling. Prof Axel Gandy of London s Imperial College said the differences between the viruses types was quite extreme . There is a huge difference in how easily the variant virus spreads, he told BBC Radio 4 s Today programme.

United kingdomNorthern irelandCity ofAxel gandyJim naismithLawrence youngWarwick universityPublic health englandImperial collegeOxford universityLondon imperial collegeGetty images researchersProf gandyPublic healthஒன்றுபட்டது கிஂக்டம்வடக்கு ஐயர்ல்யாஂட்

Covid-19 effects on the brain include seizures and movement disorders

Covid-19 effects on the brain include seizures and movement disorders
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