Nine countries eliminated a disease in 2024. Here's how Pakistan pulled it off — fulfilling a young boy's dream of eliminating blindness caused by bacterial infections.

Most healthy people have either no symptoms or flu-like symptoms from a parvovirus B19 infection, but it can lead to serious complications for certain groups of people.

How does the hepatitis C virus keep the immune system at bay? A scientist finds the answer — and it involves a standard technique used by villains.

Animal carriers of the virus include various rodents, dogs, primates, hedgehogs and shrews, according to the Centers for Disease Control and Prevention.

Scientists call the name "discriminatory and stigmatizing." The World Health Organization agrees. But no progress has been made on finding a new name. And some say the name doesn't need changing.

Scientists are tracking a deadly bird flu outbreak that has infected wild birds in more than 30 states. Purging the nation's poultry supply may not be enough to keep the virus from sticking around.

He and his team were stunned by the number of mutations. They felt they'd made a contribution by alerting the world to a dangerous variant. Then came the travel bans for residents of southern Africa.

New research from China suggests people infected with the delta variant have, on average, about 1,000 times more virus in their respiratory tracts than those infected with the original strain.

This animated video uses puzzle pieces to show how a coronavirus binds to a cell's surface — and what happens when a mutation occurs.

Data also show more than 230,000 new coronavirus infections on Wednesday and that 113,090 Americans were hospitalized with the virus — a number that's been on the rise.

Here's irony: tobacco plants may be key in preventing COVID-19. Two companies are using the plants to produce proteins for a vaccine. One candidate vaccine is already in a clinical trial.

People are worried that the virus could be spread by air conditioning systems. Here's what researchers do — and don't yet — know.

It's unclear how the Democrat, who says he is asymptomatic, contracted the virus, but earlier this week, he presided over a hearing that included another member who has since tested positive.

Studies show children have lower rates of COVID-19 and have milder symptoms than adults. But there's less information on how much kids spread the coronavirus, which is key to safely reopen schools.

Thursday on Political Rewind , the coronavirus outbreak remains a daunting public health challenge in Georgia and across the country. Several states...