Regular exercise is essential to health. Yet, people today are more apt to sit for long periods of time and it's having an adverse affect on our health.
Studies suggest that—in many cases—T3 may not be low in Low T3 Syndrome after all. At least not the form of T3 that really matters.
Low T3 levels can cause all of the symptoms of hypothyroidism. But in many cases, the problem isn't with the thyroid at all.