The Paradox of Nicotine and Parkinson's Disease

People who smoke are at higher risk for many chronic conditions. Smoking cigarettes like destroys- Incredibly toxic. It's the delivery mechanism. But nicotine, there's this weird paradoxical finding where people who smoke seem to be protected from Parkinson's disease. And so probably what's going on with nicotine is it's delivering, it's delivering dopamine to that part of the brain.