New research confirms "baby brain" is real—pregnancy and early motherhood remodel a woman’s brain, enhancing emotional ...

As millions of Americans take to the road this weekend, we would do well to rethink how we behave behind the wheel.

Heart failure doesn’t mean your heart has stopped working. Instead, it means your heart isn’t pumping blood as effectively as ...

In the latest edition of TODAY.com's column "Is This Normal?" Niro Feliciano breaks down the psychology of why being wrong is ...

A study of long-distance runners shows the brain’s remarkable ability to adapt—by burning its own fat. A marathon taxes more than just muscles—it pushes the brain to its metabolic limits.