Vaccines

illustration of a microscope, and a magnifying glass studying a DNA sample

Tracking a Killer: Disease Behavior and Epidemiology's Detective Tools

Betsy Foxman

You don't have to know an organism to track its effects. This fundamental insight into the relationship between humans and pathogens helps public health professionals act even when they have only imperfect information. Just as importantly, says Betsy Foxman, is the will to act—for the benefit of everyone in the community—when good science tells us the time is now.

Dog looking up

Can Pets and Pregnancy Go Together?

Mingzhou Fu

Is it wise to take time away from your pet during pregnancy? Some expecting mothers consider sending their pets away because they worry about certain diseases. But if properly handled, your furry family members should be able to hang around.