Popcorn calories vary widely depending on how it's made. Learn what a typical bowl actually contains, from plain air-popped to buttery movie theater servings.
Testicular aching after making out is common and usually harmless. Learn what causes it, how to ease the discomfort, and when it might need medical attention.
Half green, half brown stool usually comes down to digestion speed and bile. Learn what causes the color split and when it's worth paying attention to.
Most 2-month-olds weigh between 9 and 13 pounds, but healthy ranges vary. Learn what influences your baby's weight and when to check in with your pediatrician.
Stomach viruses can spread days before and weeks after symptoms, and hand sanitizer won't fully protect you. Here's how long you're actually contagious.