11-3-21 Received Pfizer booster shot.

11-5-21 The CDC reported that the odds of being hospitalized with COVID-19 were 5.49 times higher among unvaccinated adults with previous SARS-CoV-2 infection compared to fully vaccinated recipients of an mRNA COVID-19 vaccine who had no previous documented infection.

11-6-21 A federal appeals court temporarily halted the Biden administration's COVID-19 vaccine requirement for businesses with 100 or more workers.

11-8-21 Regeneron Pharmaceuticals Inc said that a late-stage trial showed that a single dose of its antibody cocktail reduced the risk of contracting COVID-19 by 81.6% in the two to eight months period following the drug's administration. The data is expected to support the ongoing regulatory review to extend therapy's use in preventing COVID-19 in people who are not exposed to the virus. This would make it particularly helpful for immunocompromised people and those unresponsive to vaccines.

11-9-21 Pfizer asked the Food and Drug Administration to approve its request to open its booster for all adults.

11-8-21 The U.S. on lifted travel restrictions on visitors from 33 countries, including Canada, Mexico, and European nations, for the first time since the early days of the coronavirus pandemic. All travelers will have to show proof they have been fully inoculated with one of the COVID-19 vaccines approved by U.S. regulators or the World Health Organization, and visitors from everywhere but Canada and Mexico will have show a negative coronavirus test to enter.

11-10-21 A federal judge in Texas ruled Gov. Greg Abbott’s executive order banning mask mandates in schools violates the Americans with Disabilities Act, setting the stage for school districts in the state to decide whether they want to impose mask rules.

11-11-21 Colorado's governor issued an executive order opening COVID-19 booster shots to all vaccinated adults and California's state public health officer, Tomás Aragón, said residents could "self-determine their risk of exposure."

11-15-21 Dr. Fauci said, "If you get vaccinated, and your family is vaccinated, you can feel good about enjoying a typical Thanksgiving, Christmas, with your family and close friends."

11-17-21 Albany County is reporting its highest single-day total of COVID-19 cases since late January, when the region was just a few weeks from its highest daily caseload ever. There were 191 new cases identified among residents overnight, including 152 with no clear source of infection. The last time that many cases were identified in a single day among county residents was Jan. 28, he said.

11-19-21 The CDC approved COVID-19 booster shots to all adults, expanding the government’s campaign to shore up protection and get ahead of rising coronavirus cases that may worsen with the holidays. The agency approved an expert committee's verdict, that people under 50 may get boosted, but those over 50 really should.

11-23-21 Nationally, the U.S. is reporting more than 93,000 new COVID-19 cases each day, up by 46% since late October. 32 states -- nearly all of them in the north or mountain region -- have seen an uptick in daily cases of 10% or more in the last two weeks.

11-25-21 For six months, researchers tracked 9,479 vaccinated individuals diagnosed with COVID-19 and about the same number of infected patients who had not been vaccinated. Compared to the unvaccinated patients, people with breakthrough infections were "at a much lower risk of severe complications of COVID-19", said Maxime Taquet of the University of Oxford. But other complications of the virus, including the syndrome of lingering symptoms known as long COVID, occurred at similar rates regardless of vaccination status, his team said.

11-25-21 A new coronavirus variant, B.1.1.529 (named omicron), has spread rapidly in South Africa. The variant's high level of mutations to the spike protein is causing concern for scientists. It could take weeks to know if current vaccines are less effective against it.

11-26-21 The United States announced that it is restricting travel from South Africa and seven other countries starting Monday over concerns of the "heavily mutated" COVID-19 omicron variant.

11-26-21 New York Gov. Kathy Hochul issued a state of emergency order intended to increase hospital capacity in New York in response to the identification of the COVID-19 omicron variant.

11-30-21 The head of drugmaker Moderna said COVID-19 vaccines are unlikely to be as effective against the Omicron variant of the coronavirus.