Find out how much you know about the week’s local news, and see how you do against other Times Union readers. We’ll upload a new batch of questions Friday morning. Sign up for our news quiz email, and ...

What’s your purpose in life? It’s a daunting question. But your answer may say a lot about your well-being. Studies link a sense of purpose to better physical and mental health. But your purpose isn’t ...

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 ...

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 ...

This calculation can be used for hypothesis testing in statistics Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive ...

What Is a Lactic Acid Blood Test? It’s a test that measures the amount of lactic acid (also called “lactate”) in your blood. This acid is made in muscle cells and red blood cells. It forms when your ...

What Is a Cortisol Test? A cortisol test measures the level of cortisol in your blood, urine or saliva. Cortisol is a hormone that's important throughout the body for maintaining blood pressure, blood ...

If you’re sexually active, regular testing for sexually transmitted diseases (STDs) and infections (STIs) is crucial to protect your health and the health of your partners. While you can get tested at ...

Food intolerances, food sensitivities, and food allergies can all produce negative symptoms, ranging from undesirable to downright dangerous. Food intolerances can produce uncomfortable or ...

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