Scientists have begun to find abnormalities in the immune systems of some long-COVID patients that might help explain the syndrome, at least in some people. But there is still much more to learn.
A West Virginia pharmacist wanted to help those hit by the opioid crisis. But a few years after he began providing medications to treat addiction, drug enforcement raided his pharmacy.
The country's top infectious disease doctor says he is looking for "a level of control" over COVID-19 such that it is less disruptive to society — and he again stressed the importance of vaccination.
Kids who need hormone-blocking drugs to prevent premature puberty — or delay it if they're trans — have lost a more affordable option. The remaining nearly identical drug costs eight times more.
Cooking and sharing elaborate meals was her joy. Then she learned a mutation in her genes puts her at extremely high risk of gastric cancer. Could she lose her stomach to save her life?
Democrats agreed to a significant — but slimmed down — proposal to help lower prescription drug prices, bringing aboard notable holdouts on the measure, including Arizona Sen. Kyrsten Sinema.
Hospitals and doctors are facing more demands for ivermectin as a Covid-19 treatment, despite no proof it works. In some Republican-dominated states, lawmakers and attorney generals are weighing in.
Parents react to the recent Food and Drug Administrations emergency use authorization for the Pfizer vaccine, which allows children ages 5-11 to receive the vaccine.
Physicians weigh in on what you need to know about the safety and efficacy of the vaccine, and how to think about the risks and benefits of vaccinating your kid
The Air Force has the military's first vaccine mandate deadline, Nov. 2. Some 12,000 Air Force personnel have said they won't get a shot, which means they'll face consequences.
The country nearly eradicated this treatable sexually transmitted disease twice, only to see it come roaring back. The failure shows the weakness of a cash-strapped public health system.
Vaccination rates in much of rural America remain low. But there's one consistent holdout demographic: seniors, many of whom remember lining up eagerly as children to get the polio vaccine.
