Hello sir ,
Common reason for giddiness is hypertensionas well as hypotension that is increased or decreased blood pressure, hypoglycemia as well hyperglycemia that is reduced. Or increased blood glucose., Vertigo that is body not able to adapt to postural changes .
Next Steps
do check Blood pressure,blood
sugar, hemoglobin
Health Tips
Kindly consult for detailed discussion to rule out other neurological conditions and for better opinion.