Nature prescribed: a walk in the woods to heal concussions?

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Require that any participant is 14-35 years old 2. Required that any participant under 18 years old can be accompanied by a parent or legal guardian for the duration of the study 3. Required that participants be English speakers 4. Required that persons be able to provide consent for themselves 5. Required that the participant must have suffered a clinically diagnoses concussion 5 days or less prior to the first study visit 6. Concussion must have been diagnosed by a licensed clinical medicine professional. 7. No additional professional treatment modalities outside of normal clinical concussion recovery recommendations may have been received prior to study participation. These include participation in a separate concussion rehabilitation study, cognitive behavioral therapies, vestibule-ocular therapies (balance), in-patient physical therapy, consumption of stimulant medication, and chiropractic manipulation. 8. Injury must have been diagnosed as a concussion or mild-traumatic brain injury. Participant must not have been diagnosed with of severe traumatic brain injury, hematoma, fractured skull or facial bones, or comatose. Exclusion Criteria: 1. Exclude persons under 14 years old or over 35 years old 2. Exclude persons taking anti-inflammatory drugs (both prescription and OTC), or those who will have taken them within 24 hours prior to Visit 1 3. Exclude smokers and former smokers, as defined by CDC. (Anyone who smokes daily or who has smoked at least 100 cigarettes in their lifetime) 4. Those with presence of an active infection (including a dental infection) 5. Exclude persons who have migraines 6. Exclude persons taking mood stabilizer medications 7. Exclude persons who have consumed alcohol within 48 hours prior to study participation, participants will be asked this by one of the study members through the exclusion criteria screening form when they first contact the study 8. Exclude persons who are pregnant.