According to your sign and symptom you are suffering from benign paroxymal positional vertigo.
Next Steps
Please take consultation for better evaluation and best Treatment of that as it need complete history of you .
Health Tips
Please don't change position of head suddenly.
Please follow good life style as
take plenty of fluid and
take less spicy and fatty foods and
take protein containing food and
do breathing exercise regularly and
do valsalva maneuver exercise and
keep positive attitude to fight any disease and any problem of your life