Thanks for writing your query.
Your symptoms might have developed due to decreased blood supply to the brain as a result of low blood pressure.
After reading your post, I would like to suggest that you get following investigations done :-
1. Blood pressure and pulse rate monitoring.
3. Serum electrolytes.
4. Fasting blood sugar levels.
of head and neck.
You should take care of your diet. Eat fresh fruits and vegetables.
Drink lots of pure water daily.
You should get yourself clinically examined and investigated.
Your medical management can be planned according to clinical evaluation and according to the reports of the above mentioned investigations.
I hope this is helpful to you.