Health

Two doses of Pfizer, Moderna vaccines effective against delta variant, officials say.

President Biden wants to give July 4th new meaning this year and is also encouraging nationwide celebrations to mark the country’s effective return to normalcy.

Thousands of new blood samples suggest COVID-19 popped up in the U.S. in December 2019 — weeks before cases were first recognized by health officials.

Fourteen-year-old Nathan Adams lost his grandfather, Fred, to cancer. Nathan channeled his grief into action, cutting grass for veterans in Fred’s honor.

Recently released studies out of the U.K. found Pfizer’s and Astrazeneca’s COVID-19 vaccines effectiveness was diminished somewhat by the Delta variant, but both vaccines remained protective against hospitalization.

Vice President Kamala Harris landed in Greenville as part of the Biden administration’s effort to promote its ongoing coronavirus vaccination campaign.

A Novavax large-stage study in the U.S. and Mexico found that its COVID-19 vaccine was about 90% effective overall and protected against variants.

A federal judge threw out a lawsuit filed by employees of a Houston hospital system over its requirement that all of its staff be vaccinated against COVID-19.

New York's 7-day positivity rate has been on the decline for over two months straight, while its vaccination rate now stands at 69.5%.

Researchers from the National Institute on Alcohol Abuse and Alcoholism (NIAAA) say they have discovered that brain cells actually compete to either suppress or promote traumatic memories.

Regulators took the first step last week by approving the use of the country’s Sinovac vaccine for children aged 3 to 17, and on Friday announced the same for the Sinopharm vaccine. No date has been set for the shots to start.

Suicide attempts among adolescents increased 31% amid the COVID-19 pandemic and over 50% of that was among females, according to the U.S. Centers for Disease Control and Prevention.

Researchers studying brain activity at the NIH found that rest during an activity may strengthen a person’s ability to do the skill.

On Friday for the first time, Gov. Gavin Newsom introduced one of last week's winners by first and last name: 17-year-old Nancy Gutirrez of Vista.

A Fullerton father is warning other expecting parents to take COVID-19 seriously after his wife was hospitalized with a severe case of the virus while she was pregnant, causing them to deliver the baby by C-Section at just 29 weeks.

Two vaccinated California residents who won $50,000 in a state lottery never came forward and therefore, forfeited a $50,000 prize, state health officials said, prompting them to seek a new pair of winners.

The U.S. is confronted with an ever-growing surplus of COVID-19 vaccines, looming expiration dates and stubbornly lagging demand at a time when the developing world is clamoring for doses to stem a rise in infections.