The FAA's Part 107 "Unmanned Aircraft General – Small (UAG)" exam for commercial drone pilots consists of 60 multiple-choice questions, requires a 70% passing score, and must be completed in two hours ...

Diurnal cortisol tests measure your cortisol levels at various points, from the time you wake up until the time you go to bed. They can help a healthcare professional visualize your adrenal gland ...

Doctors may order a cyclic citrullinated peptide (CCP) antibody test and other exams to confirm or rule out a rheumatoid arthritis (RA) diagnosis. A positive CCP antibody test doesn’t necessarily mean ...

As the nation experiences what many experts believe is the second-largest wave of COVID infections since the pandemic started, many Americans will be checking to make sure they don’t have the ...

In July, the US Food and Drug Administration (FDA) approved a new blood-based test to screen for colorectal cancer (CRC). The FDA's approval of Shield (Guardant Health) marks a notable achievement, as ...

The anion gap blood test measures the acid-base and electrolyte balance in the blood. Results can show whether there is an imbalance in a person’s pH levels, which may be making the blood too acidic ...