Memory is a continually unfolding process. Initial details of an experience take shape in memory; the brain’s representation of that information then changes over time. With subsequent reactivations, ...

Does repeating a positive phrase called an affirmation out loud or to oneself change one's feelings or behavior? Some psychologists believe the answer to this question is yes. Others remain skeptical.

Now is always a good time to start thinking more positively about yourself. With constant comparisons to others on social media and the many negative messages we internalize from TV and movies, it can ...