This summer, plenty of celebrities, from models to Olympians, have demonstrated or spoken out about the power of affirmations. But what are affirmations, and do they actually work? And perhaps a more ...

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.

Many people rely on affirmations to boost their self-confidence and their belief that they can do hard things. Using affirmations can be as simple as telling yourself that you’re capable of achieving ...

Self-affirmations—brief exercises where individuals reflect on their core values and strengths—have sometimes been dismissed as feel-good clichés with few health benefits. Yet recent meta-analyses and ...