Investigating Motor Cortex Processing for Pain Modulation

Inclusion Criteria

• •1. Provide informed consent to participate in the study
• •2. 18 to 64 years old
• •3. No presence of rheumatologic disease as self reported
• •4. No clinically significant or unstable medical or psychiatric disorder as self reported
• •5. No history of alcohol or substance abuse within the last 6 months as self reported
• •6. No neuropsychiatric co-morbidity as self reported
• •7. No Contraindications to single pulse TMS (TMS will be used to measure cortical excitability)
• •* history of seizures
• •* unexplained loss of consciousness
• •* metal in the head
• •* frequent or severe headaches or neck pain
• •* implanted brain medical devices
• •8. No Contraindications to tDCS
• •* metal in the head
• •* implanted brain medical devices