Participants Needed for Study on Chronic Pain and Sleep
April 02, 2026

Research Study: Open-Label Placebo, Pain, and Sleep
This study investigates how open-label placebo pills can improve chronic pain and sleep quality:
- Four in-lab visits (each visit one to two hours)
- Time commitment of 49 days
- Up to $350 compensation and parking vouchers
You may qualify if you:
- Are 18 years or older
- Are fluent in written and spoken English
- Have experienced jaw pain or headache for more than three months
Contact
Email: yang.wang@umaryland.edu
Phone: 410-706-7824