Dopamine and Hormones Have a Close Relationship

Dopamine is the molecule from which adrenaline, epinephrine is manufactured. Dopamine's main role in the brain and body is to drive motivation, craving and pursuit. People who get 20 to 30 minutes of light on their skin should go outside three times a week just in the sunshine. Spending time outside getting UVB exposure during the day can offset in some cases all these kids' nearsightedness.