A blood osmolality test measures the blood for the concentration of certain dissolved particles. This test can show whether a person has an irregular balance of fluids in their body. Osmolality tests ...

Lindsay Modglin is a nurse and professional writer who regularly writes about complex medical topics, as well as travel and the great outdoors. She holds a professional certificate in scientific ...

This article was originally featured on The Conversation. Your blood serves numerous roles to maintain your health. To carry out these functions, blood contains a multitude of components, including ...

This product goes further than others that only tests iron levels. By measuring ferritin levels, it looks at the amount of overall iron storage and whether a person has normal iron levels. This test ...

Mark Gurarie is a writer covering health topics, technology, music, books, and culture. He also teaches health science and research writing at George Washington University's School of Medical and ...

Blood tests can help diagnose, stage, and determine how to treat uterine cancer. If your doctor suspects you have uterine cancer, they’ll also order imaging tests and a biopsy to confirm it. Share on ...

Becca Stanek is an experienced writer and editor who is passionate about exploring the ways we can feel better mentally and physically to get the most out of our lives. She has worked for publications ...

The blood test that detects nicotine is called a cotinine test. It measures recent tobacco use and exposure. Cotinine is a chemical that comes from the breakdown of nicotine in the body. A blood test ...

Blood test could detect signs of Alzheimer’s ‘decades before symptoms’ – study - The findings show that Alzheimer’s may be present in midlife and already linked to cognitive differences, researchers ...