Sometimes, the T3 levels in your blood might be OK, but your tissue T3 is low. This is when you can get symptoms that your medical doctor can’t figure out. T3 in the tissues is made from T4, but many things can interfere with this process.
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T3 and T4 respectively help stimulate your metabolism. Put more simply, they tell your body how fast or how slow it should run. Your energy levels, weight, hair growth, skin texture, mood, sex drive, and body temperature are all affected by your metabolism.
If you find yourself tired or even exhausted often, cold, gaining weight, and/or poor circulation, then you may be experiencing problems with your thyroid. In this article we'll discuss Thyroid Stimulating Hormone and how it relates to your doctor's test.