New research into brain activity shows that falling in love can activate regions linked to reward, motivation, and craving, ...

Add Yahoo as a preferred source to see more of our stories on Google. Imagine that you have two adorable pets: a dog named Harley and a cat named Lucy. They had been abused and were in bad shape when ...

Researchers at the University of California San Diego have completed a massive genetic study that identifies key biological ...

Imagine that you can be two different people. That's not such an absurd idea. It's been around in psychoanalysis (starting with Freud) for over a century, and even contemporary cognitive science and ...

Addiction is one of the most common and consequential chronic medical conditions in the United States. Nationwide, more than 46 million people met the criteria for a substance abuse disorder as of ...

For many people who smoke, quitting is not just a matter of willpower. It is a tug-of-war in the brain—between the pull of reward and the ability to resist. A study published in the Journal of ...