The last 3 weeks, ive been really light headed, i never usually sweat and im sweating no stop, i have the worst cramps in my stomach, its almost unbearable, ive been stressing for no reason, im having terrible and strange nightmares, im having a little trouble sleeping (tossing and turning), ive been getting sharp pains in my head that last not even a minute and then i feel fine, ive had constapation then the next day dihorea... i just dont know whats wrong with me and it all started about 3 weeks ago, please help?????????