Hematocrit is the percentage of red blood cells in a person‘s blood. A typical hematocrit range in adults is 36–54%. However, age, sex, and health conditions can influence hematocrit levels. Low red ...

“What is that thing on your shoulder?” has been the question I’ve been asked most frequently for the last month. Understandably so. For the last 30 days, just barely peeking out from under the sleeve ...

Typically, a person’s fasting blood glucose level should be below 99 milligrams per deciliter (mg/dL). Keeping blood glucose levels within a healthy range can reduce the risk of diabetes and heart ...

Higher than normal blood ammonia levels are called hyperammonemia. Acceptable levels depend on age and sex but range from about 42 µg/dL in infants to 200 µg/dL adults assigned male at birth. When you ...

Sarah is an experienced writer and editor enthusiastic about helping readers live their healthiest and happiest lives. Before joining Forbes Health, Sarah worked as a writer for various digital ...

Becky Brown is a professional writer whose mission it is to empower readers. She tells stories that help people make smart, informed decisions about their health and lives. She’s covered everything ...

Thyroid level tests, including the TSH test, help doctors diagnose thyroid conditions, including hypothyroidism or hyperthyroidism. Treatment may include hormones or other medications. The thyroid is ...

They come from foods you eat, like oils, butter, and animal fats. Your liver can also make triglycerides. It's triggered to do so when you eat more calories, especially from high-carbohydrate foods, ...

Magnesium is one of the major minerals your body needs to function properly. You get it from foods and supplements. It's also an ingredient in some medicines such as antacids and laxatives. More than ...