Had Covid? You May Need Only One Dose of Vaccine, Study Suggests People who have already been sick with Covid-19 should still be vaccinated, experts say, but they may experience intense side effects even after one dose. Shannon Romano, a molecular biologist, came down with Covid late last March, about a week after she and…

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The Virus Variant Spreading in Britain May Make Vaccines Less Effective, Study Shows A fast-spreading coronavirus variant first observed in Britain has gained a worrisome mutation that could make it harder to control with vaccines, Public Health England reported on Monday. And on Tuesday, a team of researchers reported an experiment suggesting that this mutation…

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The Wealthy Are Getting More Vaccinations Even in Poorer Neighborhoods Officials acknowledge that the coveted shots are disproportionately going to white people and that planners’ efforts to course-correct are having limited effect. WASHINGTON — As soon as this city began offering Covid vaccines to residents 65 and older, George Jones, whose nonprofit agency runs a…

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Biden and Drug Makers Look to Speed Coronavirus Vaccine Deliveries Moderna will ask federal regulators to increase the amount of coronavirus vaccine it can put in each vial by as much as 50 percent, potentially bolstering availability quickly. WASHINGTON — As President Biden winds up his second week in office, a flurry of developments in…

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States in the US are Pulling Back Vaccine Doses It did not take long for Keith Reed, a deputy health commissioner in Oklahoma, to spot a big logistical problem with the state’s vaccination rollout. Week after week, Oklahoma was allocating thousands of precious doses to a federal program for nursing home patients that was not…

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Burned by Low Reimbursements, Some Doctors Stop Testing for Covid Some insurers pay pediatricians less than the cost of the test itself, jeopardizing a tool to help control the pandemic. Dr. Robin Larabee was thrilled to start offering coronavirus testing at her pediatrics practice in Denver last fall. Testing for children is often scarce, and…

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In the Vaccine Scramble, Cancer Patients Are Left Behind Those with compromised immune systems are often advised to get the shots under medical supervision, but their cancer centers can’t always provide them. A doctor in Arizona says her cancer patients are so desperate to get vaccinated against Covid-19 that they plan to volunteer at a…

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After a Rocky Start, Novavax Vaccine Could Be Here by Summer Even with two other vaccines authorized, Novavax is having no trouble recruiting volunteers for its U.S. trial. If all goes well, the U.S. could see 110 million doses in June. As recently as December, the vaccine maker Novavax appeared to once again be on…

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Vaccine News Gives Hope for Spring, if Enough People Get the Shots New data from several vaccine trials offer positive signs, but many public health experts say emerging variants mean the next few months will be a race against the virus. As coronavirus infections surged around the country in early November — and as the…

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AstraZeneca Shot Found to Be Protective Against Coronavirus Variant First Seen in U.K. The Covid-19 vaccine developed by AstraZeneca and the University of Oxford protected people against a new, more contagious coronavirus variant at similar levels to the protection it offered against other lineages of the virus, Oxford researchers said in a paper released on…

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