she is suffering from BPPV ur history is pathognomic of that.
what the doctor told u about her blood pressure does dr says it high or low.
if its high what medicine r u taking for high blood pressure and if low then no medicine are there for low blood pressure.
as a ent surgeon i can tell u that its due to disturbances in the ear fluid whic causes dizzness even in head movement and posture change in bed.
feel free to consult with detail history
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