The number of people with Alzheimer's could nearly double in the U.S. by 2060.

Colonoscopies are still the gold standard, but experts now endorse a high-tech stool test and a blood draw amid rising rates of young colon cancer.

Blood tests are an important tool for diagnosing heart failure. Doctors can also use blood tests to monitor treatment progress and check for potential complications. Doctors may order blood tests for people who have suspected heart failure. Heart failure ...

At-home drug tests are urine or saliva tests that can identify if illegal or prescriptions drugs are present in your body. These tests are an alternative to going in person to a laboratory or other healthcare organization to test for the presence of drugs.

Jessica Booth is a New York-based freelance writer who regularly writes about health, wellness, parenting, food, travel, beauty and more for a variety of publications. She currently writes for Forbes Health, Insider, The Daily Beast, Brides, Redbook,..

The idea of a single blood test for cancer is revolutionary, and such a test could potentially lead to earlier diagnosis. However, the reality is that there is no reliable blood test for cancer yet. Cancer is one of the leading causes of death. The ...

Food sensitivity tests are not currently considered a reliable or accurate method of diagnosing food sensitivities. The American Academy of Allergy, Asthma, & Immunology (AAAAI) does not endorse home testing for allergies as it may potentially be ...