If you've ever slammed your brakes to avoid hitting an animal darting across the road, scored the game-winning point during a ballgame, or experienced what seems like superhuman strength or speed when ...

It you know someone who likes to skydive, free solo rock climb, or does motocross, chances are you know an adrenaline junkie. Once thought to be a "high" chased only in extreme sports like base ...

When we hear the word "addiction," we normally think about drugs, alcohol, or cigarettes. Less discussed but also common is adrenaline addiction: creating stress to get an adrenaline rush. Ironically, ...

Add Yahoo as a preferred source to see more of our stories on Google. It you know someone who likes to skydive, free solo rock climb, or does motocross, chances are you know an adrenaline junkie. Once ...