Conditions: Pain
Allocation: RANDOMIZED | Intervention model: CROSSOVER
Enrollment: 60
Healthy volunteers: yes

Brief summary:
The purpose of this study is to examine opioid and endocannabinoid mechanisms of exercise-induced analgesia in men and women.

Detailed description:

Arms:
arm 1: None arm 2: None

Interventions: intervention 1: Naltrexone, then placebo intervention 2: Placebo, then Naltrexone
Intervention descriptions: intervention 1: 50 mg of naltrexone intervention 2: sugar pill

Protocol document: