The respiratory virus season has started early in kids this year and flooded children's hospitals in many parts of the country -- especially with respiratory syncytial virus, known as RSV.

Higher Covid-19 vaccination rates among US children could prevent thousands of pediatric hospitalizations and millions of missed school days, according to an analysis published Tuesday by the Commonwealth Fund and the Yale School of Public Health.

An experimental treatment, gantenerumab, failed to help people at high risk of memory loss from Alzheimer's or those who were in the early phases of the disease, the manufacturer said Monday.

The rate of premature birth in the United States is climbing, according to the infant and maternal health nonprofit March of Dimes.

Even before their daughter was born in June, Aaron and Helen Chavez knew she would need heart surgery. Doctors expected her to have an operation around 6 months of age.

NASA's James Webb Space Telescope has detected churning clouds of dust on a distant planet that orbits two stars.

A new and large species of spider has been found living in Queensland, Australia, and researchers say it's in need of protection.

Researchers have been pushing the limits of 3D printing for decades, using the manufacturing technique to churn out consumer goods such as furniture and shoes, human organs and even a rocket. But can the industrial technology be applied to make a fully baked dessert that can be fabricated in your home kitchen?

Americans took fewer steps during the height of the Covid-19 pandemic, and they still haven't gotten their mojo back, a new study found.

The increasing popularity of stylish, trendy athletic wear has made über-comfortable clothing something that's not just for the gym. It's infiltrated all corners of culture, from high fashion runways to the offices of Silicon Valley executives ? and really, it's appropriate for any occasion when you just want to be comfortable.

Isabel, a 20-year-old undergraduate student, is no stranger to hard work. She graduated high school a year early and spent most of 2021 keeping up with three jobs. But when she started college that fall, she felt like she was "sinking."

A rare strain of bacteria found in recalled eye drops has been linked to dozens of infections, as well as cases of vision loss and surgical removal of eyes. This week, the US Centers for Disease Control and Prevention reported two additional deaths -- a total of three -- have been linked to the bacterial infection.

When a pharmaceutical plant in Shanghai that made contrast material for radiological scans shut down last year, half the United States' supply of the radioactive substance immediately became unavailable. Health care providers had to make difficult choices about who got potentially lifesaving tests.

In the face of senators' criticism, Moderna CEO Stéphane Bancel did not agree to lower the commercial cost of the company's Covid-19 vaccine in a hearing Wednesday on the vaccine's price.

The US government announced a plan Wednesday to overhaul the country's organ transplant system.

Most of us are familiar with road rage ? aggressive driving that's caused by stress or anger behind the wheel. But the honking of horns and revving of engines doesn't just affect those in the vehicle ? it can also raise the blood pressure of people living near the road.

Black and Hispanic adults in the US are less likely than White adults to get statins, medications that prevent or treat common forms of heart disease, according to a new study.

After some trial and error, researchers at Columbia University's Creative Machines Lab figured out how to 3D print a creamy, gooey cheesecake. Postdoctoral researcher Jonathan Blutinger explains the process and the technology that's just starting to emerge in the world of cooking.

All hormone contraceptives, including progestagen-only "minipills," carry a small "excess risk" of breast cancer, according to a new study by researchers at the University of Oxford, but the overall risk remains low.

US officials are weighing whether to offer people who are at high risk of severe Covid-19 the chance to get another bivalent booster, according to a source familiar with the deliberations, who asked not to be named because they were not authorized to share the details of ongoing discussions.

Swabs collected from stalls and equipment at the Huanan Market in Wuhan, China, that tested positive for traces of the virus that causes Covid-19 also, in some cases, contained traces of DNA from animals known to be susceptible to infection, according to a new analysis by an international team of researchers.

Doctors across the United States who treat people with advanced prostate cancer can't find supplies of a medicine that may help them live longer.

So many kids are constantly on social media, and on this episode of "Chasing Life with Dr. Sanjay Gupta," we explore the potential impact on their mental health. What does constantly consuming images of picture-perfect people have on people, especially young female users? That question is on many people's minds, and it's at the heart of this week's episode of the "Chasing Life" podcast.

The US Drug Enforcement Administration issued an alert Monday about the widespread threat of fentanyl mixed with xylazine, a veterinary tranquilizer also commonly known as "tranq" or "tranq dope."

If you experience sudden muscle spasms, shocks or vivid experiences when falling asleep, you may be suffering from sleep starts. Here's how to cope.

Researchers are identifying new ways to assess older adults' social circumstances and identify risks that can compromise their health. "It's a more complete picture of older adults' circumstances than any one factor alone," one expert said.

Clinical cases of Candida auris, an emerging fungus considered an urgent threat, nearly doubled in 2021, according to new data from the US Centers for Disease Control and Prevention.

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