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Coronavirus (COVID-19)
Closing in on a universal vaccine: Nasal spray protects mice from respiratory viruses, bacteria and allergens
In the realm of medical advancements, a universal vaccine that can protect against any pathogen has long been a Holy Grail—and about as elusive as a mythological vessel. But Stanford Medicine researchers and collaborators ...
Feb 19, 2026
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Intranasal vaccine booster shows stronger immune response and protection against sarbecoviruses
Researchers at the Yong Loo Lin School of Medicine, National University of Singapore (NUS Medicine) and Monash University in Australia have demonstrated that an intranasal vaccine booster may confer significantly stronger ...
Mar 3, 2026
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COVID-19 outbreak
Coronavirus disease 2019 (COVID-19) is the infectious disease caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
A pneumonia of unknown cause detected in Wuhan, China was first reported to the World Health Organization Country Office in China on 31 December 2019 and recognised as a pandemic on 11 March 2020.
Reported illnesses have ranged from mild symptoms to severe illness and death for confirmed COVID-19 cases.
More information: WHO, CDC, global cases.
Follow us on Google News for the latest updates on the coronavirus.
These two viruses may become the next public health threats, scientists say
Two emerging pathogens with animal origins—influenza D virus and canine coronavirus—have so far been quietly flying under the radar, but researchers warn conditions are ripe for the viruses to spread more widely among ...
Jan 28, 2026
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Leftover COVID spike fragments kill crucial immune cells but are less deadly in omicron
New research shows that after the body's defenses kill the virus behind COVID-19, leftover digested chunks of SARS-CoV-2 spike protein can target specific immune cells based on their shape. The revelations could explain why ...
Jan 27, 2026
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Single-dose intranasal vaccine blocks coronavirus transmission in animal models
A research team at the LKS Faculty of Medicine, the University of Hong Kong (HKUMed), has developed a novel live-attenuated vaccine candidate, cb1, capable of generating broad immunity against a wide range of beta-coronaviruses ...
Jan 26, 2026
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Increased levels of Alzheimer's-linked protein found in some with long COVID
A study of 227 individuals who experienced neurocognitive difficulties post COVID-19 infection—such as headaches, vertigo, balance dysregulation, changes in taste/smell, and brain fog—displayed a significant increase ...
Jan 13, 2026
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SARS-CoV-2 is on the decline in animals, researchers find
During the first few years of the COVID-19 pandemic, the virus SARS-CoV-2 was detected in an increasing number of non-human animal species. This included many wild animal species as well as domestic animals such as dogs and ...
Jan 9, 2026
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Broad COVID-19 vaccination makes economic sense, especially for older adults, modeling study finds
As the nation gears up for the rollout of an updated COVID-19 vaccine, a new study shows the economic benefits of continued broad vaccination in adults.
Aug 13, 2025
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Unused COVID-19 vaccines may have a second life in the development of new biosensors
During the COVID-19 pandemic, pharmaceutical companies produced unprecedented quantities of vaccines. This helped save millions of lives, but on the other hand, many vaccines remained unused, expired, and had to be thrown ...
Aug 12, 2025
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First mouse strain susceptible to severe COVID-19 without the need for genetic modification identified
Researchers at The Jackson Laboratory and Trudeau Institute have identified the first mouse strain that is susceptible to severe COVID-19 without the need for genetic modification. This development, reported in Scientific ...
Dec 6, 2024
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A virus without a vaccine or treatment is hitting California. What you need to know
A respiratory virus that doesn't have a vaccine or a specific treatment regimen is spreading in some parts of California—but there's no need to sound the alarm just yet, public health officials say.
Mar 5, 2026
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US maternal deaths fell in 2024 and may have dropped again last year, government data shows
Fewer U.S. women died around the time of childbirth in 2024, a government analysis shows, and provisional data suggests the trend may have continued last year.
Mar 4, 2026
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New review points to faster, safer vaccine development
Viral mimic systems and other tech platforms could enable local testing of vaccine candidates and antiviral therapies. This is important in the context of low-resourced health settings, Africa's focus on increasing its vaccine ...
Feb 18, 2026
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Vaccines causing 'turbo cancer'? How fake science is spreading online
Since the start of the coronavirus pandemic, claims that vaccines can cause severe disease have been widespread on social media, with skeptics raising the alarm about what they call "turbo cancer."
Feb 10, 2026
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Researchers identify two emerging animal viruses as potential global health threats
Infectious disease experts are sounding the alarm about two pathogens in animals that have the potential to trigger the next major health crisis.
Feb 7, 2026
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Pandemic disruptions to health care worsened cancer survival, study suggests
During the early years of the COVID-19 pandemic, experts worried that disruptions to cancer diagnosis and treatment would cost lives. A new study suggests they were right.
Feb 5, 2026
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Q&A: Stopping Nipah before it spreads
In a world still feeling the aftershocks of the COVID-19 pandemic, news of a potential new viral threat can quickly raise alarm. That was the case following reports in India of a recent outbreak of Nipah virus, which causes ...
Feb 4, 2026
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Blood test detects lingering lung damage after COVID 19
A study into the long-term health impacts of coronavirus, led by experts from the University of Leicester, Imperial College London and University College London, has found changes in the blood after COVID-19 that might pinpoint ...
Jan 29, 2026
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India says it has contained Nipah virus outbreak as some Asian countries ramp up health screenings
Indian authorities said they had contained a Nipah virus outbreak after confirming two cases in the eastern state of West Bengal, as several Asian countries tightened health screenings and airport surveillance for travelers ...
Jan 28, 2026
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Study cites link between mental health and long COVID in older women
Older women who have a history of both depression and anxiety had a 78% higher risk of developing long COVID after a SARS-CoV-2 infection, report University of California San Diego researchers. The findings appear in the ...
Jan 27, 2026
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