Hello, Welcome to Health Care Magic
You have burning pain in feet
after meals and this is a common complaint in elderly. Usually due to nutritional deficiency
such type of symptoms are seen. Supplements containing Vitamin B12 or cyanocobalamine, Vitamin E help in such cases.
The anxiety, restlessness
, heavyheadedness, weakness etc also occur due to the nutrient deficiencies. But underlying anxiety and depression may be the reason for such symptoms. Consult a Psychiatrist
for expert opinion.
You have normal investigations so there is no need to worry about some big problem.
Hope this helps you, Thanks