I just went to see a cardiologist because of orthostatic hypotension. (I don't have PD.) He said it could be related to dehydration and recommended more water, less caffein. He also said to not worry about salt - that is, don't add a lot, but don't limit it either. I am also going to start a medication to see if that helps.
April 25
Could dehydration and low salt intake be contributing to lightheadedness from orthostatic hypotension (OH) as part of Parkinsonism? Yes, both can absolutely play a role — and they're worth addressing with your doctor.
Orthostatic hypotension is a sudden drop in blood pressure when standing, and it affects roughly 1 in 3 Show Full Answer
Could dehydration and low salt intake be contributing to lightheadedness from orthostatic hypotension (OH) as part of Parkinsonism? Yes, both can absolutely play a role — and they're worth addressing with your doctor.
Orthostatic hypotension is a sudden drop in blood pressure when standing, and it affects roughly 1 in 3 people with Parkinson's. It can be caused by:
- Parkinson's itself damaging the nervous system over time
- Side effects from Parkinson's medications
- Dehydration reducing blood volume
- Low sodium (salt) intake affecting fluid balance It's very common for OH to develop or worsen as Parkinson's progresses, even if it wasn't an issue at diagnosis. Unfortunately, it tends to be more common in people who have had Parkinson's longer.
The good news is there are things that can help manage it:
- Staying well hydrated throughout the day
- Increasing salt intake (with your doctor's approval)
- Rising slowly from sitting or lying positions
- Medication adjustments if needed
A MyParkinsonsTeam member shared, "I have low blood pressure and become very dizzy when I get up too fast" — so you're definitely not alone in this.
It may not fully go away, but symptoms can often be significantly reduced with the right management plan. Definitely bring this up with your neurologist soon.
April 24
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