Quest Diagnostics has announced that it will now offer consumer-initiated laboratory testing powered by QuestDirect in collaboration with Walmart. The new solution allows people to take control of ...

Quest Diagnostics may be the preferred lab your health insurance, doctors, or specialists use for blood work or other samples. We’re reviewing its sub-brand Quest Health, from which you can order your ...

An alcohol urine test involves a lab testing a person’s urine sample for the presence of alcohol. Three types of this test exist. One measures unmetabolized alcohol, while the others measure two of ...