second. &nbsp. How to use the Elapsed Time Calculator: Set each date to a time in the past or the future, or NOW. (Click on NOW and change to Choose a date if you want to set both dates.) Click and type or use the arrows to change the year.
A TSH test measures the amount of thyroid stimulating hormone (TSH) in your blood. TSH is produced by the pituitary gland and tells the thyroid gland to make and release the hormones thyroxine (T4) and triiodothyronine (T3). See also: T3 test.
TSH, or thyroid-stimulating hormone, is produced by the pituitary gland (a pea-sized structure at the base of the brain). TSH, or thyroid-stimulating hormone, is produced by the pituitary gland (a pea-sized structure at the base of the brain). It helps the thyroid gland â located at the base of the neck â produce the hormones thyroxine (T4) and triiodothyronine (T3), which affect your metabolism and other bodily functions.