A pregnant woman's blood sample taken in 1972 was mysteriously missing a surface molecule found on all other known red blood ...

National Institutes of Health (NIH)-supported investigators have developed a blood test to find pancreatic ductal ...

Hundreds of millions of people are turning to chatbots to help figure out what's wrong with them. Doctors say that's not ...

The COVID-19 pandemic gave us tremendous perspective on how wildly symptoms and outcomes can vary between patients ...