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.

DEAR DR. ROACH: What is your opinion on the new Galleri blood test that can help detect cancers for which there are no early screening? Like many people my age (66), I’ve known too many people who ...

Because the risk of many conditions increases with age, doctors generally recommend more frequent lab testing as you get older. This is because many health risks increase with age, and early detection ...

For years, it has been one of the most tantalizing ideas in medicine: One day, a simple blood test will detect nascent cancers - allowing doctors to intervene when tumors may be easier to treat. A ...

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 ...