Kids Research Express

MANILA, Philippines - A slowing down of the physical or mental functions is usually accepted as the normal course of old age, rather than being diagnosed as an illness or condition that may be treated with proper nutrition, hormones, exercise, or a change of lifestyle. Perhaps one of the under-diagnosed health problems in old age is hypothyroidism, an insufficient production or absorption of the thyroid hormone that won't allow our metabolism to function at its peak efficiency. What is the thyroid? The thyroid is a small, butterfly-shaped gland located in the neck, over the trachea, or windpipe, just below the larynx. The thyroid has tremendous responsibilities, as it is the gland that affects virtually all metabolic processes and is vital for the normal function of every cell in the body. It does this by releasing certain hormones known as thyroxine (T4) and triiodothyronine (T3), which in turn regulate the body's metabolism, temperature, and heart rate. Should it produce to