Is Lower Thyroid Activity Linked to Longevity? - Leiden University Medical Center Study Published: Sep 02, 2010 NEW YORK (Reuters Health) - A less active thyroid may mean more years added to your life, hints a new Dutch study. Related links Reuters Health This will open in a new window ProPublica This will open in a new window ABC News This will open in a new window Email this Facebook Twitter LinkedIn Pinterest Reddit Back to news