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Thanks for posting your query.
I am Dr.R.K and I am pleased to assist you.
Dizziness and nausea while turning your head and driving could be due to positional vertigo which in turn could be due to inner ear problem.
You need to consult your ENT doctor for ear examination and treatment.
Let me know if you have anymore questions.
No it is not a genetic issue.
Till you meet your doctor, you can take OTC Dramamine for relief.
Do you have anymore questions?