Should we all be concerned about our cortisol levels? I took a blood stress test and spoke with experts to find out.

The Galleri test — which isn’t covered by insurance — doesn’t come cheap. At $949 a pop, it’s out of the price range of most ...

Do you keep postponing blood tests because you just want to ... For about 1% of those ages 50 to 79, test results will show a cancer signal was detected, along with the organ or tissue type ...

The timeline in which alcohol compounds are present in your body varies greatly. Learn more about how the body processes ...

A simple finger test that can be done at home could provide an early indication of lung cancer. Lung cancer, which is ...

A blood sugar test measures the amount of sugar circulating ... Diabetes is a chronic condition in which the body either does not make enough insulin or does not use the insulin it produces ...

Your blood contains a wealth of information about the state of your health. Analyzing the levels of each component is an important part of diagnosis.

Geo Santini’s thriller film ‘The Bad Shepherd’ ends with a showdown involving four friends who want to lay their hands on ...

A vitamin B12 blood ... Home tests can be a good starting point but should not replace clinical evaluation. Vitamin B12 has a low risk of toxicity. Even when taken in large amounts, it is typically ...