 But yet you're in an autoimmune disease process and don't even know it. Thyroid peroxidase is the test, TPO antibodies. And by looking into that, that can be very helpful for you along the way. So I wouldn't be frustrated. You just need somebody that can get in and dig in with you and come up with a good game plan. Because with this, it has to do with hormones. It's metabolic hormones.