Jay N. Yepuri, MD, MS, FACG, is a board-certified gastroenterologist and member of the Digestive Health Associates of Texas Board of Directors and Executive Committee. A liver function test checks how ...

“Bad,” or LDL, cholesterol is a major risk factor for heart disease and most people are screened for it as part of their yearly physicals. There’s another marker in the blood that may be a better ...

To fast or not to fast? That is the question many people ask before a cholesterol test. Patients used to be routinely instructed not to eat for at least eight hours before the screening, and some ...

If you're lactose intolerant, you will notice symptoms after you consume dairy. A hydrogen breath test measures hydrogen levels to check for lactose intolerance. A glucose blood test can show lactose ...

Everyday Health independently vets all recommended products. If you purchase a featured product, we may be compensated. Learn why you can trust us. Everyday Health independently vets all recommended ...

Student test scores in the U.S. are down from where they were a decade ago. The trend is one that education researchers accept but took most of the decade to identify. Prior to the COVID-19 pandemic, ...

As we get into another winter holiday season, COVID is still part of our lives. And although it's hard to predict exactly what this year's cold, flu and coronavirus season will look like, experts want ...

"No cancer signal detected." The blood test results popped up in my online health portal without much fanfare. A doctor would chat about them with me later, congratulating me on the "phew"-worthy ...

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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