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I advice you to have a look at Blood Pressure as you are symptomatic after getting up from bath,
If you find your Blood Pressure turned Normal Consult an ENT Specialist
for Ear checkup as wax or infection can produce symptoms.
There is no need to worry on this as it well recover soon..
Eat nutritious and Healthy drinks to Lead happy life.
I Hope I Provided Useful Information. Do ask Furthur Questions to help You get well soon.
Dr.J.Kingson John David