http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Having high thyroid activity, and even "high-normal" levels, is a significant risk factor for cardiovascular and all-cause mortality, according to work which has received an award at the European Congress of Endocrinology in Copenhagen. http://medicalxpress.com/news/2013-04-subclinical-thyroid-condition-cardiovascular-mortality.html Cancer Mon, 29 Apr 2013 07:18:41 EST news286438714 (HealthDay) -- New evidence suggests that a type of overactive thyroid condition appears to boost the risk of heart problems, especially atrial fibrillation (a form of irregular heartbeat) and premature death. http://medicalxpress.com/news/2012-04-thyroid-condition-linked-heart-problems.html Diseases, Conditions, Syndromes Wed, 25 Apr 2012 19:10:01 EST news254593945 An analysis of individual data from prospective studies assessing the risks of thyroid dysfunction suggests that subclinical hyperthyroidism may be associated with increased risk of total mortality, coronary heart disease (CHD) death and incident atrial fibrillation (AF), although the risk of CHD mortality and AF is higher when thyrotropin levels are below 0.10 mIU/L, according to a report published Online First in Archives of Internal Medicine. http://medicalxpress.com/news/2012-04-subclinical-hyperthyroidism-coronary-heart-disease.html Diseases, Conditions, Syndromes Mon, 23 Apr 2012 16:00:02 EST news254398098 A common hormone abnormality in older adults -- a mild form of overactive thyroid called subclinical hyperthyroidism -- is linked to a much higher risk of dying, a new study finds. The results will be presented Sunday at The Endocrine Society's 93rd Annual Meeting in Boston. http://medicalxpress.com/news/2011-06-elderly-die-subclinical-hyperthyroidism.html Diseases, Conditions, Syndromes Mon, 06 Jun 2011 09:33:57 EST news226571619