Thyroid Disease: What You Need to Know Thyroid disease is a common condition that affects millions of Americans. The thyroid gland, located at the base of your neck, produces hormones that regulate metabolism, energy levels, and body temperature. When the gland produces too much or too little of these hormones, it can lead to conditions like weight gain, anxiety or depression that can significantly impact your quality of life. AFC Urgent Care Saugus is here ...