Take this test to determine whether you've got a handle on human behavior. We all have to be amateur psychologists to survive. Much as we’d like others to be rational, alas, they are not. Nor are they ...

Kaitlin Sullivan is a health and science journalist based in Colorado. She's been part of multiple award-winning investigations into health topics including the international medical device industry ...

Julia is the associate news editor for Health, where she edits and publishes news articles on trending health and wellness topics. Her work has been featured in The Heights, an independent student ...