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It’s not yet known whether COVID-19 vaccines can affect your period, but researchers are starting to study the issue.
Teams of experts also warn that a ‘substantial increase’ in hospitalizations and deaths is possible if unvaccinated people do not follow precautions.
The number of COVID-19 patients reported statewide Monday was 1,608 — the lowest since tracking began on March 30, 2020.
The largest section of the rocket that launched the main module of China’s planned space station is expected to plunge to Earth as early as Saturday.
An up-close view of how the coronavirus infects cells in the brain and spinal cord helps explain the neurological symptoms of some COVID-19 patients.
The number of babies born in the U.S. last year fell 4% compared with 2019 as the nation’s birth rate fell to another record low.
America’s normal temperature is now a degree hotter than just 20 years ago. The West is also considerably drier.
Mobile users in Washington state gained access to the earthquake early warning system’s mobile alerts, following California and Oregon.
The U.S. Food and Drug Administration is expected to authorize Pfizer’s COVID-19 vaccine for young adults ages 12 and older by next week, setting up shots for many before the beginning of the next school year.
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Last year the World Health Organization launched a program that aimed to scale up production of COVID-19 vaccines in Latin America, Asia and Africa. Pfizer and Moderna refused to participate.
‘Long COVID’ patients may be at risk from a possible second pandemic of opioid addiction, given the high rate of painkillers being prescribed to them.
U.S. health officials see two kinds of people: Those who are vaccinated and those who aren’t. They’re trying to get unvaccinated Americans to switch sides.
The CDC says fully vaccinated Americans don’t need to wear masks outdoors anymore unless they are in a big crowd of strangers.
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The CDC and FDA lifted their pause on Johnson & Johnson vaccinations, clearing the way for states to resume shots despite the tiny risk of rare blood clots.
Will pockets of COVID-19 denialism and vaccine resistance in rural areas allow a wily virus to resurface and cause new outbreaks?
What kinds of activities are safe for families to do when the adults are fully vaccinated but the kids aren’t?
Pregnant women with COVID-19 face a significantly higher risk of death and of complications for themselves or their newborns, a new study finds.
Yosemite National Park has reopened with limited capacity. Here are some photos of visitors’ return and a few shots of the time when animals reigned one year ago.
Covid-19 Vaccines
Orange County will close mass vaccination sites at the Anaheim Convention Center, OC Fair & Event Center, Soka University and Santa Ana College.
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