Thyroxine (T4) is the main hormone your thyroid makes. Your thyroid hormones are important because they control how your body uses energy from the food you eat. (Photo Credit: iStock/Getty Images) T4 ...
Windows 11 is testing a network speed test that you run from the taskbar. The speed test icon takes you to the Bing website. For now, you need a Windows 11 Insider build to use the feature. The tool ...
Jay N. Yepuri, MD, MS, FACG, is a board-certified gastroenterologist and member of the Digestive Health Associates of Texas Board of Directors and Executive Committee. A liver function test checks how ...
A complement C4 (also known as a complement component 4, or simply C4) is a test to measure the level of C4 proteins you have in your blood. These proteins play a role in how your immune system ...
Septal myectomy removes part of a thickened septum to treat hypertrophic cardiomyopathy (HCM) with left ventricular outflow tract obstruction. It can improve severe symptoms that do not respond to ...