Gratitude has attracted a lot of attention from psychological researchers in recent years in the field of “positive psychology.” It examines topics like quality of life, virtues, character and happiness, said Stephen Southern, professor and chairman of the Mississippi College Department of Psychology and Counseling.

“One day, I thanked my dad for always staying calm even though he raised three girls,” she said. “Last night, I had a rough day at work, and I said I was thankful for beer,” she laughed. “But I try to be thankful for things that have made a difference in my life. Doing the updates really makes you think about it every day.”