India has returned to mask mandates in some areas after rising coronavirus cases linked to a new variant called Arcturus, or XBB.1.16.

Case reports of relatively young COVID-19 patients who developed Parkinson's disease within weeks of contracting the virus have led scientists to wonder if there could be a link between the two...

People suffering from COVID-19 could have several different SARS-CoV-2 variants hidden away from the immune system in different parts of the body, finds new research published in Nature Communicati...

A Brazilian study published in the journal PNAS describes some of the effects infection by SARS-CoV-2 can have on the central nervous system. A preliminary version (not yet peer-reviewed) posted in...

Oman announced Tuesday that its doctors have detected a potentially fatal fungal infection afflicting some coronavirus patients, the first such known cases on the Arabian Peninsula as the sultanate...

COVID-19 is associated with higher risks of cardiovascular disease and death in the short- and long-term, according to a study in nearly 160,000 participants published today in Cardiovascular...

Antibodies in the airways quickly wane after SARS-CoV-2 infection, but vaccination results in a strong increase in antibody levels, especially after two doses, according to a new study from Karolin...

In a research paper recently uploaded to the preprint server medRxiv* by Prof. Gwenaëlle Douaud et al. (June 15th, 2021), participants that had taken part in a brain study prior to the onset of the...

An elderly gorilla was recovering from a serious case of COVID-19 after he was treated with cutting-edge synthetic antibodies, the San Diego Zoo said Monday.

As a deadly disease that people can catch from ticks moves across the continent, the EU is seeking new tests and a vaccine for the infection.

The Treasury Department was planning to sit on $679 million in emergency aid that was due to go to tribal governments months ago.

The state has become a leader in quickly inoculating its residents, benefiting from relationships with tribal health organizations.

U.S. government researchers are planning studies of how often and why coronavirus levels rebound in some Covid patients who have completed a five-day course of treatment with Pfizer Inc.’s Paxlovid.

Sports were a distraction for California nurse Jane Sandoval. Now they're a reminder of the country's virus-testing divide.

Attendees say lack of mitigation measures among their own disheartening for public health

A baby girl in Texas—born prematurely to a mother with COVID-19—is the strongest evidence to date that intrauterine (in the womb) transmission of severe acute respiratory syndrome coronavirus 2...

Speeding the process could save thousands of lives, but some say it might also make it easier for the White House to push regulators to clear an unproven vaccine before Election Day.

Four Michiganders infected with a unique coronavirus strain tied to minks likely had the first known U.S. animal-to-human virus “spillover” cases.

Tissue damage, brain shrinkage, cognitive decline emerge in longitudinal study

Although the girl has been taking methotrexate for years, a pharmacy wouldn’t fill her prescription because the drug can also be used to end pregnancies.

The president has disregarded the pandemic dangers to stage large rallies as a show of strength and an ego boost after months of campaign stumbles.

“I think the problem here is there are conflicting outcomes in public health literature,” said Dr. Jaime Robertson, an infectious disease physician.

Taking a two-week course of metformin, a safe and affordable diabetes medication after testing positive for SARS-CoV-2 leads to 40% fewer long COVID diagnoses over the following 10 months, compared...