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CHARGE: Pilot Trial of Self-directed Use of Resources for Physical Activity
Sponsor: University of Florida
Summary
This is a pilot RCT examining physical activity outcomes at 3 months across 3 conditions: use of large language model (LLM) fully self-directed; use of LLM with guidance; and use of online tools to help with sleep.
Key Details
Gender
All
Age Range
18 Years - 75 Years
Study Type
INTERVENTIONAL
Enrollment
39
Start Date
2026-06-22
Completion Date
2026-12-15
Last Updated
2026-06-17
Healthy Volunteers
No
Conditions
Interventions
LLM alone
Participants are recommended to use a publicly available, general-purpose LLM for physical activity promotion
LLM enhanced
Participants are recommended to use a publicly available, general-purpose LLM for physical activity promotion over the next 3 months and additionally attend an initial session providing guidance on LLM use and weekly text message with suggestions on using the LLM
Sleep promotion
Participants are recommended to use publicly available tools to help with sleep (websites with tips for sleep and guided meditation videos)