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Flu shots will no longer be required for every U.S. service member.

Wanted: a cheap, multipotent treatment for viral infections. Must be able to handle new or unfamiliar strains, or (even better) a broad range of viruses—whatever comes along, in other words. Must be impervious to viral attempts ...

Paxlovid (nirmatrelvir-ritonavir) does not reduce hospital admissions or deaths in vaccinated adults at higher risk of severe COVID-19, despite helping them recover faster, according to results from two national trials published ...

Older adults and technology haven't always had the smoothest relationship. From learning to use email to operating smartphones, each new wave has brought fresh challenges and frustrations. Now, mastering QR codes is the latest ...

For decades, two different viruses were believed to be responsible for a common, untreatable disease in dahlias, a colorful, high-value flower grown worldwide. Virologists at Washington State University have now learned that ...

For people who see a neurology clinician for the first time, a new study has found that being seen virtually vs. in person made no difference in how soon they needed more care. The work is published in Neurology. For the ...

A federal report pointing out the benefits of COVID-19 vaccines may never be released, according to multiple people familiar with the decision.

After decades of struggling to find a way to treat pancreatic cancer, researchers have developed several promising new drugs that could offer rare hope to patients given this particularly deadly diagnosis.

A new Yale study published in JAMA Network Open finds that the virus that causes COVID-19 does not linger in placental tissue weeks to months after a pregnant woman recovers from infection—offering important reassurance for ...

Myalgic encephalomyelitis (ME), long known as chronic fatigue syndrome, is now recognized as a complex, multi-system disease. However, it remains a medical enigma whose underlying causes are poorly understood, leaving those ...

At 9 p.m., shops, restaurants and cafes go dark across the city of Cairo, where a stringent curfew has been imposed to mitigate the energy shock triggered by the conflict in the Gulf. The measure may prove difficult to enforce ...

Florida's Indian River Lagoon has been an ecosystem in decline going back to 2011, when harmful algal blooms led to a severe decline in seagrass, the foundational component of shallow coastal ecosystems.