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 ...

COPD requires regular monitoring through tests like spirometry to assess the condition’s severity and aid in an individualized treatment plan. COPD is a progressive lung condition that makes breathing ...

Mohana Ravindranath is a freelance health, science, and tech journalist and a 2025 Association for Health Care Journalists fellow. She was previously a Bay Area health tech correspondent for STAT.

Lindsay Modglin is a nurse and professional writer who regularly writes about complex medical topics, as well as travel and the great outdoors. She holds a professional certificate in scientific ...

There are several lab tests for hemophilia. However, the main tests detect the clotting activity of factors VIII and IX, which are proteins in the blood. Hemophilia is a bleeding disorder in which an ...