Viruses that were on hiatus during Covid are back — and behaving in unexpected ways
For nearly two years, as the Covid pandemic disrupted life around the globe, other infectious…
Category: infectious disease
Watch: As an outbreak grows, what is monkeypox and how does it spread?
The world is experiencing a monkeypox outbreak, with cases seen in a number of countries…
EU health agency warns monkeypox could become endemic in Europe if outbreak continues
There is a risk that monkeypox could become endemic in Europe if the current outbreak…
U.S. reports 180 cases of unexplained hepatitis in children, as researchers investigate potential causes
U.S. health officials said Friday they were investigating 180 reported cases of unusual hepatitis in…
Listen: Mysterious infections, dwindling Covid funds, & Shkreli out of prison
What happens when the White House runs out of Covid-19 money? Why are kids suddenly…
17 suspected monkeypox cases seen in Montreal, as European tally increases
Health officials in Montreal on Thursday said they were investigating 17 suspected cases of monkeypox,…
A CDC expert answers questions on monkeypox
Monkeypox, a disease that rarely shows up outside a belt of countries across Central and…
Spain, Portugal report monkeypox cases, raising specter of wider outbreak
Two more European countries reported unusual monkeypox cases on Wednesday, a development that suggests an…
CDC expresses concern about possibility of undetected monkeypox spread in U.K.
The Centers for Disease Control and Prevention expressed concern Tuesday about an unusual outbreak of…
Puzzling pediatric hepatitis cases echo an earlier mysterious illness
In early April, when word began to circulate that hospitals in the United Kingdom were…
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CDC looking at cases of 109 children in suspected hepatitis outbreak
The Centers for Disease Control and Prevention said Friday it is investigating 109 reported cases…
With usual suspects ruled out, disease detectives try to crack mystery of viral hepatitis cases in kids
When medical professionals think they’re seeing something new, or an unusual spike in cases of…
More uniformly infectious, more treatable, more genetically predictable: How coronavirus is getting closer to flu
Hours after a federal judge struck down the federal mask mandate covering air travel and…
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CDC reports first human H5 bird flu infection in U.S.
The Centers for Disease Control and Prevention announced late Thursday that a person in Colorado…
How climate change could drive animal movements — and threaten more viral spillovers
Climate change will force animals to migrate, and in turn, some species — and the…
Covid’s circling the White House. What are the risks to someone like Biden?
For weeks, the coronavirus has been closing in on the Oval Office. In late March,…
With Omicron, nearly 60% in U.S. have been infected during pandemic
Nearly 60% of people in the United States, including three in four children, have now…
Global coalition seeks $4.8 billion for polio eradication initiative
The Global Polio Eradication Initiative said Tuesday that it is seeking $4.8 billion to fund…
Experts fear U.S. may default to annual Covid boosters without sufficient data
A number of vaccine experts are concerned the United States may be sleepwalking into a…
Opinion: Expedited partner therapy is an effective way to treat sexually transmitted infections. Why aren’t doctors using it?
As emergency medicine and infectious disease physicians, we often see patients with chlamydia, gonorrhea, and…
WHO says 12 countries have reported unusual cases of hepatitis in kids
The World Health Organization said Saturday that 12 countries have reported at least 169 unusual…
Opinion: In mask mandate case, judge ruled on wordplay, not public health
When a Tampa-based federal judge voided the nationwide mandate on wearing masks in transportation venues…
N.C. becomes second U.S. state to report unusual cases of hepatitis in kids
Health authorities in North Carolina say they are investigating two cases of hepatitis in young…
Moderna data yield hope for better Covid boosters, but highlight complexity of figuring out how to give them
New data from Moderna offer hope that booster shots against Covid-19 could become at least…
Covid hasn’t given up all its secrets. Here are 6 mysteries experts hope to unravel
For a formidable adversary with plenty of secrets up its sleeve, the coronavirus presented one…
Kizzmekia Corbett on the pandemic, public service, and her path to becoming a scientist
The world knows Kizzmekia Corbett as one of the designers of the Moderna Covid-19 vaccines….
U.S., U.K. investigating unusual cases of hepatitis in young children
Public health officials in the United States and the United Kingdom are investigating a number…
A rabid anteater was moved from one zoo to another, leading to rabies treatment for 13 people
The transport of an anteater from one zoo to another may have exposed more than…
Opinion: How we got herd immunity wrong
Herd immunity was always our greatest asset for protecting vulnerable people, but public health failed…
Malawi, neighbors to begin mass vaccination campaigns against polio
The East African nation of Malawi on Monday will launch a mass vaccination campaign against…
Public health experts sketch a roadmap to get from the Covid pandemic to the ‘next normal’
A new report released Monday charts a path for the transition out of the Covid-19…
CDC issues long-awaited new guidance on when to wear masks
The Centers for Disease Control and Prevention issued long-awaited new guidance Friday on when Americans…
As mask mandates fade, experts say use of masks likely will not
Late last year, Rochelle Walensky, the director of the Centers for Disease Control and Prevention,…
3 fatal rabies cases in U.S. suggest public underestimates infection risks
One day last fall, a man in his 80s living in Lake County, Ill., woke…
CDC advisers recommend teens 12 to 17 should receive a Covid-19 booster shot
An expert panel that advises the Centers for Disease Control and Prevention on vaccines voted…
Study raises doubts about rapid Covid tests’ reliability in early days after infection
A new study raises significant doubts about whether at-home rapid antigen tests can detect the…
A WHO official weighs in on Covid, vaccines, and mistakes that were made
The Covid-19 pandemic has entered its third year, with no end in sight, and the…
Beyond case counts: What Omicron is teaching us
The Omicron wave in the United States is upon us. If you were fortunate enough…
10 lessons I’ve learned from the Covid–19 pandemic
On the afternoon of New Year’s Eve, just hours from when 2019 was going to…
Forecasting the Omicron winter: Experts envision various scenarios, from bad to worse
Since the Omicron variant was discovered four weeks ago, epidemiologists have been crunching data as…
FDA authorizes Merck’s Covid-19 pill, but stresses its use should be limited
The Food and Drug Administration on Thursday granted emergency authorization to Merck’s molnupiravir, an antiviral…
Top regulator says need for Omicron vaccine depends on staying power of variant
WASHINGTON — Whether Americans will need additional vaccines specifically tailored to the rapidly spreading Omicron…
FDA authorizes Pfizer pill to treat Covid-19 in patients as young as 12
The Food and Drug Administration on Wednesday authorized Paxlovid, a pill developed and made by…
A computational biologist weighs in on Omicron, the future of vaccines, and the CDC’s variant forecast
What do the data so far tell us about Omicron and whether it causes milder…
Omicron by the numbers: Where things stand now
For the last four days, New York has posted all-time record case numbers of Covid-19….
STAT+: By endorsing a first injectable for HIV prevention, FDA creates alternative to pills and a battle among drug makers
In a notable development, the first long-acting injectable shot for preventing HIV was approved by…
Omicron variant now makes up 73% of Covid infections diagnosed in U.S.
The Omicron variant now accounts for 73% of Covid-19 infections being diagnosed in the United…
For an antiviral researcher, Covid brings a flood of attention — and opportunity
In February 2020, Jeffrey Glenn was prepping for a meeting at the Food and Drug…
The tragedy of Johnson & Johnson’s Covid vaccine
Johnson & Johnson’s Covid vaccine was going to be the shot for the world. Now,…
Preliminary laboratory data hint at what makes Omicron the most superspreading variant yet
Omicron is now in 77 countries, and moving faster than any previous strain of the…