"It’s the first time we’ve been able to see how more complex, anxiety-related decision-making plays out," a researcher said.

Ever felt like your mind is racing, and your heart won’t slow down? No matter how much sleep you get, you still wake up feeling exhausted and fatigued from last night. Well, that nagging sense of ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American As you read this, wiggle your toes. Feel the ...