When people hear about syphilis, a contagious venereal disease, they might think it's an old disease of royal families. More ...

Immunogenicity bioanalysis follows an industry-standard tiered-testing approach, including assay screening (all samples), confirmatory testing (positive samples), titer (sample dilution), and, finally ...

Test anxiety is something many students struggle with, but it’s often misunderstood. Most people think it’s caused by the pressure of limited time, tough material, or high expectations.

Medically reviewed by Marissa Sansone, MD Fact checked by Jillian Dara A rheumatoid factor (RF) test is a blood test that can ...

COVID-19 rapid tests may be used to help quickly identify and isolate people who have COVID-19. This includes people who don't have any symptoms. Always follow the instructions contained in your test ...