Search results for “MPH”

How do face masks and respirators work?

How do face masks and respirators prevent you from breathing in harmful particles? As respiratory protection against coronavirus becomes increasingly important, Risk Bites dives into the science of face masks and respirators, and explores what makes for good protection, whether it’s a professional

Should you get the COVID vaccine?

Five reasons you might hesitate to get the COVID vaccine, and why you should probably get it anyway: 0:46 - Unknown risks 1:48 - Effectiveness 2:28 - Fake news 3:30 - COVID conspiracy theories 4:00 - Your right not to be vaccinated Even if you are worried about getting the COVID vaccine, or are c