I've had done several test and everything shows normal. I'm always tired, want to sleep a lot, tingling feeling on legs, night sweats getting worst. I don't know what to do or where to get help anymore. Tingling in legs started about 10 years ago, feelin

Second opinion. I recommend that you consult a specialist in internal medicine for a second opinion. He/she will take a thorough history, perform a complete physical examination and order appropriate blood tests in order to make a diagnosis. Among the tests will be an assessment of iron,vitamin b12 levels as well as checking for deficiencies of calcium, magnesium,electrolytes,thyroid profile, infection,lymphoma.