This article was reviewed by Felix Gussone, MD. How to Read Blood Test Results: What “Normal” Really Means for Your Health ...

Medically reviewed by Steffini Stalos, DO Key Takeaways Alcohol can be detected in urine for up to 72 hours after heavy use. Ethyl glucuronide (EtG) tests can show alcohol use up to 80 hours later.

Blood and urine tests have been found to detect the amount of ultraprocessed foods (UPFs) a person eats, according to new research. Using machine learning, scientists at the National Institutes of ...