Doctors often say labs look “normal.” Dr. Mark Hyman explains why that doesn’t always reflect wellness, and what early ...

A sodium blood test will tell you if your blood sodium levels are normal. Blood sodium levels actually have little to do with how much sodium you consume and are tightly regulated by your body's ...

It's been an unusual political year, to put it mildly, and you could write most of its story just by tracking its effects on the lexicon — the new words and new uses of old ones, some useful, some ...

If you have diabetes, daily management of your blood sugar levels is important to feeling your best and preventing long-term health complications. Blood sugar can also be an important measurement to ...