Blood work used to start with a doctor’s order, usually to diagnose or monitor disease. But people are increasingly using ...

This article was reviewed by Darragh O’Carroll, MD. Blood tests are one of the most widely used and helpful tools in modern medicine. Whether ordered in a clinic or done through an at-home kit, they ...

Lana McDonald, a 34-year-old teacher from Massachusetts, got an Oura Ring two years ago to track her sleep. When she got an email from Oura selling a set of blood tests for $99, she was intrigued. Her ...

Parents often ask about blood tests during routine pediatric visits, but pediatrician Cindy Gellner, MD, clarifies that healthy children rarely need them. She shares some of the criteria for ...

Leukemia starts in the bone marrow and can crowd out healthy cells, replacing them with abnormal leukemic cells. This often lowers red blood cell and platelet counts, causing fatigue and easy bleeding ...