How Do Virus Tests Actually Work?

Urinalysis has long been a staple of physical exams to detect and manage a number of diseases and disorders, but not cancer. What if it were that easy, though, and cancer was detected in its very earliest stages when the disease responds more favorably to treatment and improved outcomes are more likely?

ACS Reactions catch up with experts they talked to at the start of the pandemic and ask, "what do we know now that we didn’t back then?"

Millions of people are now being immunized with the new Pfizer/BioNTech and Moderna mRNA vaccines. Are they effective? Are they safe? Infectious disease and global health expert Carlos del Rio, MD, of Emory University answers your questions.