Taking the measure of a teacher: It’s the cry of education reform in the 21st century—in Seattle and nearly everywhere else. If you can figure out who is a good teacher, or at least a good-enough ...

A calprotectin stool test is a noninvasive way to measure intestinal inflammation. It can help diagnose conditions like inflammatory bowel disease (IBD), gastrointestinal infections, and colorectal or ...

Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable information, and your ...

Lipoprotein (a) is a low-density lipoprotein that transports cholesterol in the blood. The lipoprotein (a) test — or Lp(a) test — determines the level of this lipoprotein in the blood, and its results ...

It will take 270 electoral votes to win the 2024 presidential election. Click states on this interactive map to create your own 2024 election forecast. Create a specific match-up by clicking the party ...

You have two carotid arteries in your neck that are responsible for supplying oxygen-rich blood to your head and brain. Like all arteries, carotid arteries are made up of three layers: An outer ...