Medically reviewed by Kelly Wood, MDKey TakeawaysThyroid blood tests help figure out how well your thyroid gland is working.TSH helps the thyroid gland know when to make more thyroid hormones. Free T4 ...

Research continues to show the influence your gastrointestinal (GI) system (or your “gut”) has on your overall health. While certain symptoms, such as indigestion, mood changes, and skin diseases, ...

Grail's Galleri test screens for more than 50 different types of cancer from a single blood draw. (Getty Images) If you could take a simple blood test that could detect multiple types of cancer while ...

Successful treatment of pancreatic cancer can depend on a timely diagnosis. Various tests can help doctors rule out cancer or decide whether further testing is necessary. According to the American ...

The best type of COVID-19 test to take depends on why you’re getting tested. Some tests are best for diagnosing current COVID-19 infections while others can identify past infections. Others are better ...

As families come together to celebrate the holiday season, the shared time can be an opportunity to talk about health. Although genetics may not be the liveliest of holiday dinner topics, family ...

RSV is short for respiratory syncytial virus. It’s a virus that can cause respiratory infections in your lungs, nose, and throat. It’s best to test for RSV soon after your symptoms start. That’s ...

If you had to do a test, how would you respond? Would you relish the chance to demonstrate your knowledge? Or worry you were about to fall short of the mark and embarrass yourself? Subscribe to our ...

Each week, we answer frequently asked questions about life during the coronavirus crisis. If you have a question you'd like us to consider for a future post, email us at [email protected] with the ...