Parkinson’s disease is a neurodegenerative disorder that affects the substantia nigra, a part of the brain where nerve cells normally produce dopamine. Dopamine is a neurotransmitter that regulates mood, behavior, sleep and cognition. Neurotransmitters act like messengers between nerve cells, communicating via electrical and chemical signals; it’s through these neurotransmitters that your brain receives the … Continue reading How Parkinson’s Disease Affects the Endocannabinoid System