Final answer:
Parkinson's disease is a neurodegenerative disorder that causes the loss of dopamine neurons in the brain. Medication can be taken to increase dopamine levels in the brain, and this is true for Michael J. Fox as well.
Step-by-step explanation:
True. Famous actor Michael J. Fox has been very public about his ongoing battle with Parkinson's disease. Parkinson's disease is a neurodegenerative disorder that causes the loss of dopamine neurons in the brain. Treatments for Parkinson's disease aim to increase dopamine levels in the brain, and one common way to do that is by taking medication that bolsters the levels of dopamine neurotransmitter in the brain.