The surge of cases is causing chaos as people scramble to obtain tests, businesses grapple with staff shortages and New Year’s festivities are thrown into question.
Tag: Coronavirus Delta Variant
U.S. Coronavirus Cases Set New Records
As a third year of the pandemic loomed, the seven-day average of U.S. cases topped 267,000 on Tuesday.
Will Shortened Isolation Periods Without Testing Spread the Virus?
Without rapid testing, some experts fear new U.S. guidelines may mean infected people leave isolation while still contagious. The C.D.C. director said masking was a better option.
Omicron Variant May Help Beat Delta, Study Suggests
In the lab, antibodies produced during an Omicron infection protected against Delta. If Omicron dominates in the real world, that could lead to a less dire future.
Omicron Variant Might Help Defend Against Delta, Lab Study Suggests
In the lab, antibodies produced during an Omicron infection protected against Delta. If Omicron dominates in the real world, that could lead to a less dire future.
C.D.C. Study Suggests Omicron’s Incubation Period Is Just 3 Days
A case study of one infected household observed that it may take as little as three days for people to become contagious, compared with four to six days with earlier versions of the virus.
India to Expand Vaccinations and Begin Boosters to Fight Omicron
Those 15 and older will be eligible for vaccination as of Jan. 3, and health workers and high-risk people over 60 can receive booster shots as of Jan. 10.
Israel May Give 4th Dose of Covid Shot, Despite Experts’ Doubts
Some scientists warn that too many shots might actually harm the body’s ability to fight the Covid-19 virus. But Israeli experts say there isn’t time to wait.
New Zealand and Other Asia Pacific Countries Respond to Omicron
New Zealand is taking measures to limit the spread of Omicron, including delaying the reopening of its borders. It has detected 22 cases of Omicron in international arrivals.
Scientists Are Racing to Gauge the Threat of Omicron
The variant will spread quickly through the United States, experts say. What happens after that is less certain.