Is the Galleri multi-cancer blood test worth it? A doctor explains real-world performance data and explains why no major medical society recommends the test for screening.

What Is an MCHC Blood Test? A mean corpuscular hemoglobin concentration (MCHC) blood test measures the amount of a protein called hemoglobin in your red blood cells. It’s one of many measurements ...

What Is a RDW Blood Test? An RDW blood test – also known as a red blood cell distribution width blood test – is a measure of the difference in your red blood cells’ size and volume. RDW is one part of ...

A new CRISPR-powered light sensor can detect the faintest whispers of cancer in a single drop of blood.

“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 ...

HbA1c tells you where your blood sugar has been. The tests below tell you where it's going.

Blood draws for several kinds of diagnostic tests require you to fast for several hours. Eating or drinking anything besides water can skew the results, leading to you needing to be retested. You may ...

St. David's North Austin Medical Center participated in study to analyze biomarkers and then offer early labor preventions.

Doctors can test for gallbladder issues using a combination of physical exams, blood tests, and imaging studies. Several issues can affect the gallbladder, including gallstones, inflammation, or ...

Most people assume diabetes is easy to diagnose. You take a blood test, get a number, and that’s it. But in real life, it’s ...

The term cortisol has gone viral on social media. Nearly every health influencer has emphasised the importance of keeping the stress hormone balanced. Some even advise taking supplements, but do you ...