There are many conditions that may cause symptoms described by you like migraine,
Carpal tunnel syndrome,Diabetes,Multiple sclerosis, Seizures, Stroke,
Transient ischemic attack ,Underactive thyroid, Remaining in the same position for a long time,
herniated disk,
atherosclerosis,Side effects from certain medications,A lack of vitamin B12 or other vitamins,From radiation therapy,Toxic action on the nerves, such as from alcohol, tobacco, or lead.
Detailed physial examination and blood work and urine work are require to pinpoint the reason for your symptoms.if all of the tests are normal still you have the symptoms then it is due to stress which requires life style changes from your side like diet,exercise,avoiding smoking,alcohol and daily meditation.
You can get your Hb%,TC,DC,ESR,URINE ROUTINE,T3,T4,TSH LEVELS IN BLOOD DONE in the meanwhile and consult your
neurologist with the reports.Hope I answered your concerns.