This is a series about the mysteries of internet speak. The choppelganger feeds ducks. She finds most romantic comedies to be choppelganger.

Your doctor hands you a cholesterol report filled with abbreviations and numbers. The test measures four key components that predict the risk of heart disease and stroke. Understanding what these ...

A personality test can show you the blueprint of a high-potential connection, but it cannot build the house. That requires ...

Most of us run from our insecurities. This assessment challenges you to run toward them, uncovering the untapped potential hiding in the parts of yourself you try to suppress.

A new expert opinion from the Society for Cardiovascular Angiography & Interventions (SCAI) examines the evolving role of ...

You may need an MPV test if you show symptoms that suggest an issue with your platelet size or number. An MPV test involves drawing a blood sample from a vein and typically takes less than five ...

A metabolism test provides a snapshot of certain hormone levels to understand how your body converts calories into the energy that fuels every physical, biological, and mental activity. These tests ...

Susan Bard, MD, is a board-certified general and procedural dermatologist with the American Board of Dermatology and a Fellow of the American College of Mohs Surgery. There are five different skin ...

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 ...

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 ...

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Michael Evans writes about insurance and other finance topics for Investopedia. An insurance industry veteran, he has covered personal finance for more than 20 years for publications including ...