The thyroid is a extremely important gland. It regulates your entire metabolism. When it is sluggish or underperforming, it can turn down the volume of nearly every bodily system. Symptoms of a sluggish thyroid include fatigue, thinning hair, difficulty getting pregnant, depression, weight gain, always feeling cold, reduced libido, dry hair/skin, brittle nails, and brain fog. There is actually a lot you can do to heal a struggling thyroid by incorporating just a few small tweaks in your diet!