The considered wisdom in positive psychology is that to feel better, you just need to think happy thoughts. If this conjures up the song “I Whistle a Happy Tune,” then you’re on the right track.

All feelings come from our thoughts. If we feel happy, we are happy. If we feel sad, we are sad. My mentor and friend Dan Zelling M.D. said, “You can change your thoughts and thereby your feelings.” ...

Positive thinking is not the phony baloney it was once believed to be by older generations. Numerous studies over recent years have shown that optimistic thinking leads to a positive attitude. People ...

New research ties positive thoughts about aging to better recovery from mild cognitive issues. The reason for the link isn’t entirely clear. Experts say it’s important to talk to your doctor if you’re ...