MOOD

This large study investigated whether taking daily vitamin D or fish oil supplements could prevent depression in older adults who were not currently depressed. Over 18,000 participants were randomly assigned to take either the real supplements or placebo pills for over five years…

This study tested whether a daily herbal supplement containing ginkgo biloba could help reduce feelings of stress and improve mental performance. It involved 60 adults aged 50 to 70 who were experiencing moderate stress. Participants took either a low or high dose of the suppleme…

This study tested whether a friendly robot could help people with dementia or memory problems feel more socially connected and engaged. For three weeks, residents, their families, and staff in an assisted living community tried using a robot that led activities like trivia and ga…

This study tested whether Tony Robbins' Rapid Planning Method (RPM) improves people's mood, motivation, and productivity compared to basic journaling. About 140 adults were split into two groups: one attended the 3-day virtual RPM training, while the other simply kept a weekly to…

This study tested whether a daily drink containing dairy phospholipids could help healthy adults better manage and recover from stress. 150 participants aged 25-49 took either the active drink or a placebo for 12 weeks. Researchers measured their anxiety, heart rate, and other re…

This study tested whether taking dietary supplements for 60 days could improve focus, mood, and stress levels in university students. Seventy-five students were randomly assigned to receive one of two supplements or a placebo pill. Researchers measured changes in cognitive perfor…

This study tested whether a new extended-release caffeine pill works better than regular caffeine after a bad night's sleep. Researchers compared how 36 healthy adults felt after taking each type, measuring their alertness, mood, and side effects like jitters over several hours. …

This small, completed pilot study tested whether combining video game-based exercise (exergaming) with traditional strength training could help improve frailty in nursing home residents. It involved 30 participants who were already showing signs of frailty. The goal was to see if…

This study tested whether a new pre-workout supplement could improve exercise performance and mood in healthy adults. Researchers compared the supplement to a placebo powder in 27 participants during two separate exercise sessions. They measured endurance, strength, and how parti…

This study tested whether a daily magnesium supplement could improve energy and mood in healthy adults. For two weeks, 60 participants in the U.S. took the supplement and reported on their energy, mood, stress, and sleep through online questionnaires. The goal was to see if peopl…

This online study aimed to understand if spending time in natural environments like parks or near water benefits mood, sleep, and thinking skills. Researchers surveyed 97 people, including some with Parkinson's disease and some without, about their nature exposure and well-being.…