A complete blood count (CBC) is a common test to diagnose anemia by measuring red blood cell count, hemoglobin, and hematocrit levels. Iron deficiency is a common cause of anemia, and doctors may ...

Resting an arm in the wrong place during a blood pressure check can make the reading look higher than it really is. A Johns Hopkins study found that two common positions produced errors large enough ...

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 ...

Blood tests can help diagnose and monitor systemic lupus erythematosus (SLE). These include tests for antinuclear antibodies (ANAs), anti-double-stranded DNA (anti-dsDNA) antibodies, and more. While ...

For people with weakened immune systems, common molds lurking in the environment — in the soil, along damp walls or on a forgotten apple — can cause dangerous infections deep inside the body. These ...

Blood sugar patterns that standard tests miss may be linked to higher blood pressure, unhealthy cholesterol levels, and ...