Although humans' visual perception of the world appears complete, our eyes contain a visual blind spot where the optic nerve ...

Explore how microlearning, when paired with the Thematic Apperception Test, helps learners think deeper, reflect better, and retain knowledge longer. A smarter approach to meaningful learning.

Diabetes affects how your body makes or uses insulin, which controls blood sugar (glucose). Untreated high blood sugar can damage blood vessels and nerves over time. Get tested if you have symptoms ...

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 ...

Vertigo is an unpleasant symptom triggered by a false sensory signal from your balance system to your brain that your surroundings are spinning, tilting, or moving, which can make you feel dizzy or ...

Testing for meningitis may include a physical exam, blood tests, bacterial cultures, imaging, and a spinal tap for cerebrospinal fluid testing to confirm the diagnosis. Seek emergency care for severe ...

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 ...