This article was reviewed by Darragh O’Carroll, MD. Understanding Blood Tests: How They Work and What They Can Tell You Blood tests are one of the ...

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 ...

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 ...

It’s common for doctors to recommend getting bloodwork following a medical appointment or routine check-up. Blood tests can identify deficiencies in vitamins or minerals, immune system problems, or ...

Lara Vukelich is a freelance writer in San Diego, California. She writes creative content and SEO-driven copy that can be found everywhere from Huffington Post and Quiet Revolution to Expedia, ...

If you are concerned about your risk of developing cardiovascular disease, you’ll usually get a specific blood test to look at your cholesterol levels to see where things stand. At least, that’s how ...

Though my cortisol test results stressed me out, I'm glad I know more about how cortisol affects my health. Anna Gragert (she/her/hers) was previously the lifestyle editor at HelloGiggles, deputy ...

Alzheimer’s disease is hard to diagnose. But proteins in the blood might provide clarity. A series of recent findings, presented at the annual Alzheimer’s Association International Conference in ...

A new study suggests a simple blood test could tell who is at higher risk for rapid cognitive decline with Alzheimer's. The study found that people with higher insulin resistance were up to four times ...