A Centers for Disease Control and Prevention study released Thursday finds that Covid vaccines continue to protect healthy children from severe illness — a conclusion top federal health officials have questioned in recent months.

Children who were vaccinated against Covid-19 last season had a “substantially lower risk” of emergency department and urgent care visits related to the virus, according to a report published Thursday by the US Centers for Disease Control and Prevention.

Long COVID still affects people worldwide with stubborn symptoms like fatigue and cognitive issues. A clinical trial tested whether boosting NAD+ using nicotinamide riboside could help. Although overall group differences were limited,

The Biden administration withheld data from the public on the risks of myocarditis from the Covid vaccine, FDA Commissioner Marty Makary claimed Thursday.

If the COVID-19 pandemic has done one thing, it’s made us all more familiar with some of the important players in the immune system. Antibodies, B cells, and T cells are among the best known parts of the body’s response to a virus like SARS-CoV-2, but ...

Update: This program has ended and free tests are not current available from the government website. The Biden administration has resumed taking orders for free at-home COVID-19 tests as of Sept. 25. The administration is also launching a new infusion of ...

Colleen Murphy is a senior editor at Health. She has extensive experience with interviewing healthcare providers, deciphering medical research, and writing and editing health articles in an easy-to-understand way so that readers can make informed decisions ...

Getting COVID-19 today is much less scary and more common than it was three years ago. By now, many people have had it not just once, but two, three, or even more times. Most of the time, repeat infections aren't as severe as they were the first time ...

A sweeping new definition of long COVID could help affected people get recognition of their condition and improve diagnosis and treatment. The U.S. National Academies of Sciences, Engineering and Medicine announced the definition for long COVID June 11.

What Is Covid-19 Reinfection? If you’ve had COVID-19, you probably know the drill: the tests, the treatment choices, the days of social isolation and masking, and the concerns about whether you'll fully recover. Maybe you got vaccinated to lower your ...

A new study identifies a mechanism for how COVID vaccines may, in infrequent cases, drive heart inflammation, a condition that can be caused by the disease itself