dizziness or lightheadedness due to dehydration fromgastroenteritismay require intravenous fluids and medications to stop the vomiting and diarrhea, while dizziness or lightheadedness from a heart rhythm condition may require admission to the hospital and specialized testing and treatment...
Signs and symptoms include nausea,dizziness, vomiting, tiredness, light-headedness, mood changes, euphoria, confusion, incoordination, muscular twitching, burning/tingling sensations particularly of the fingers and toes, and loss of consciousness. ...