The thyroid is a butterfly-shaped endocrine gland situated in the neck, just above the collarbone. Thyroid hormones control how the body consumes energy, and henceforth how fast the metabolism works.
The thyroid is a butterfly-shaped endocrine gland situated in the neck, just above the collarbone. Thyroid hormones control how the body consumes energy, and henceforth how fast the metabolism works.