News The Centers for Disease Control and Prevention has backtracked on its testing recommendations for people fully vaccinated against COVID-19. The agency now advises people who come into contact with someone with COVID-19 to get tested, regardless of whether they are vaccinated or are showing symptoms, The New York Times reported on Wednesday.

We investigated the impact of disposable plastic facemasks (DPFs) on environment. * Micro and nano particles emitted from DPFs were deposited on Al 2O 3 membranes. * Particles emitted from DPFs were identified as silicon-based and plastic fibres. * Leachate was analysed using mass spectrometry for heavy metals and polar organics.

Protective-mask mandates aimed at combating the spread of the CCP virus that causes the disease COVID-19 appear to promote its spread, according to a report from RationalGround.com, a clearinghouse of COVID-19 data trends that's run by a grassroots group of data analysts, computer scientists, and actuaries.

Mexicos's President Andrés Manuel López Obrador suggested on Wednesday that politicians who impose lockdowns or curfews to limit Covid-19 are acting like dictators. The comments came as López Obrador once again fended off questions about why he almost never wears a face mask, saying it was a question of liberty.

New York Gov. Andrew Cuomo Andrew Cuomo Dreaming of space exploration? You're better off riding bikes Cuomo likens COVID-19 to the Grinch: 'The season of viral transmission' For Thanksgiving, the Supreme Court upholds religious liberty MORE (D) responded angrily Monday to sheriffs in the state who said they would not be enforcing COVID-19 restrictions that limit indoor gatherings, including during the upcoming holidays.

A high-quality, large-scale Danish study finds no evidence that wearing a face mask significantly minimizes people's risk of contracting COVID-19. The randomized-control trial found no statistically significant difference in coronavirus infection rates between mask-wearers and non-mask-wearers. In fact, according to the data, mask usage may actually increase the likelihood of infection.

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The UK plans to roll out "immunity passports" to allow people who have contracted COVID-19 to leave the lockdown early. UK Health Secretary Matt Hancock said the certificates would be issued to people who have built up immunity to the coronavirus so they can return to "normal life."