The thyroid is a butterfly-shaped gland located in the front of your neck, just below the Adam’s apple. It plays a crucial role in regulating various bodily functions by producing hormones, primarily:
Heart block, also known as atrioventricular (AV) block, is a condition where the electrical signals that regulate the heartbeat are delayed or disrupted as they pass through the AV node, which is the electrical relay station between the atria and the ventricles of the heart. This can lead to an irregular heart rhythm and, in some cases, cause symptoms or complications.