Articles by

Tina Hesman Saey

Protein signatures may one day tell brain diseases apart before symptoms

A large-scale study of proteins in blood and cerebrospinal fluid could pave the way for improved blood...

As bird flu evolves, keeping it out of farm flocks is getting harder

H5N1 bird flu isn’t going away. In fact, the virus continues to spin off new versions that...

Vaccine policy in the U.S. is entering uncharted territory

Vaccines are facing new challenges from an unexpected quarter: the people who set vaccine policy for the...

Many U.S. babies may lack gut bacteria that train their immune systems

About three quarters of babies born in the United States may not have enough friendly microbes in...

A genetic test may predict which weight loss drugs work best for patients

People trying to lose weight often count calories, carbs, steps and reps and watch the scales. Soon,...

Personalized gene editing saved a baby, but the tech’s future is uncertain

When a baby born in Philadelphia was announced as the first person to get a gene therapy...

FDA plan to ban fluoride supplements baffles and alarms dental experts

A decades-old dental health treatment may soon vanish in the United States. Access to fluoride supplements, prescribed...

Humans have shockingly few ways to treat fungal infections

Fighting fungi isn’t easy. Season two of the streaming series The Last of Us has arrived on...