Let's be real: You've definitely found yourself staying up late consulting Dr. Google about that raised skin bump that popped up out of nowhere all of a sudden. Is it fungal acne? A cyst?

Hallie Levine is an award-winning health and medical journalist who frequently contributes to AARP, Consumer Reports, the New York Times, and Health.com. She lives in Fairfield, CT, with her three ...

Skin conductivity changes because sweat glands ... making it a great detector for games of exclusion – a kid who doesn’t want cooties will ‘psych themself out’ and give themselves cooties.