The Delta variant, the fourth most-often identified variant in California, may be twice as transmissible as the conventional strain. Unvaccinated people are most at risk.
Rong-Gong Lin II / Los Angeles Times
Delta variant is spreading in California as COVID-19 battle enters an uncertain phase
California is contending with what could be the most contagious coronavirus variant to date, prompting officials to warn that residents face significant risk if they are not vaccinated.
3 in 5 Californians now at least partially vaccinated against COVID-19
More than 60% of Californians have now received at least one dose of COVID-19 vaccine, federal figures show — the latest milestone in the state’s vaccine rollout.
California’s COVID-19 vaccinations rise as U.S. struggles. Does the lottery deserve credit?
Though it is impossible to say for sure, some suggest the state’s $116.5-million incentive program probably sparked renewed interest in getting a shot.
Santa Clara County had the state’s first COVID-19 rules. It just dropped its final one
Santa Clara County had the first recorded COVID-19 death in the nation. Now, more than 71% of its residents are at least partially vaccinated against the illness.
‘It’s very concerning’: COVID-19 might shrink parts of the brain, scientists say
It’s not clear how the coronavirus causes parts of the brain to shrink, and if it’s due to the virus or COVID-19 symptoms, a former FDA official said.
The rules, the risk, the freedom: Everything you need to know about California reopening
Here’s a rundown of what changes today: No more masks required for most vaccinated people, with a few exceptions.
California reopening: Why officials say it’s safer this time around
Tuesday is not the first time California has tried to reopen its economy during the COVID-19 pandemic. But officials are hopeful it will be the last.
California reopens to joy, tinged with sorrow over 63,000 dead
As of Tuesday, restrictions were lifted at most businesses, and Californians fully vaccinated for COVID-19 could go without masks in most settings.
San Francisco to require staff in hospitals, jails and nursing homes to get COVID-19 vaccine
The San Francisco order will go into effect once the FDA gives formal approval for one of the COVID-19 vaccines.

