However they could also be due to severe acidity and gastric reflux. Take antacid gel and Omeprazole and
see if it helps.
Along with that the blood levels of the following should be checked: potassium, calcium, sodium, magnesium, vitamin B complex, or vitamins B1, B3, or B6 and Vitamin D. Get your kidney function, parathyroid gland function and adrenal function tests done because these affect the electrolyte balance in the body. Stress, alcohol, caffeine and fatigue all cause similar symptoms.