10-Minute Exercise Cuts Depression

The study was one of the largest randomized controlled trials of its kind, involving 7,505 American adults. Researchers began by posing a question on social media to mental health experts, app developers, and students: If you had 10 minutes to help someone with depression, what would you do? From 66 global submissions, the team developed 12 different "single-session interventions." These self-guided exercises were diverse, including a generative AI-based writing task and another that repurposed an inspirational Thai insurance ad. Each was tested against a control group of participants who learned about trout. While nearly all the interventions provided an immediate feeling of hope, only two demonstrated a meaningful reduction in depression symptoms one month later. These were named "Interactive Cognitive Reappraisal" and "Finding Focus." Cognitive reappraisal is a technique that involves reinterpreting the meaning of a situation to change your emotional response to it. For example, instead of viewing a work setback as a personal failure, you might reframe it as an opportunity to learn and grow. The two successful exercises led to a 4% greater reduction in depression scores compared to the control group. While the researchers note this effect is small, the free and brief nature of the programs gives them the potential to reach millions of people who face barriers to traditional care, such as cost and stigma. The research team, led by Benjamin Kaveladze of Dartmouth College, is now studying how to implement these interventions in schools, on social media, and for those on therapy waitlists. They are also exploring how artificial intelligence could be used to personalize the brief exercises to better suit individual user needs.