 [ Symptoms ] how to find out the reason for extreme sweating muscle stiffness and cramp [ Disease ] for better understanding i need more details from you do you get high blood pressure with these episodes is there any flushing do you have diabetes is there any medical problem that runs in the family you can get kidney function hba1c urine analysis urine osmolality tsh thyroid stimulating hormone liver function and plasma metanephrines during this episode revert back with the answers to the above questions to an endocrinologist online   > <link>