Swansea University Jan 16 2026 As another new year gets under way many of us will be looking for a way of boosting how we feel but is it better to hit the gym or mediate in nature? Now new research by Swansea experts has provided the largest ever comparison of wellbeing-focused interventions delivered to adults. The team reviewed 183 randomized controlled trials, representing almost 23,000 participants, and evaluated 12 categories of interventions ranging from psychological, physical, mind–body,