Brad Arnold, the frontman for the popular rock band 3 Doors Down, took to social media Wednesday to reveal that he is ...

Brad Arnold, the lead singer of the American rock band 3 Doors Down, announced that he has been diagnosed with stage 4 kidney cancer. The cancer has spread to his lungs. Arnold, 46, shared the news on ...

NBC News' Steven Romo takes us inside a Brooklyn dance studio that is helping people who are managing Parkinson's disease.

Artificial intelligence is everywhere, affecting our daily lives in ways almost no one predicted. As with any breakthrough technology, most of us have a lot to learn when it comes to understanding how ...

There's no exact cause known for the rise in cancers among young people, according to experts, but researchers are trying to ...