Properly fitting a bicycle helmet

Recent research has shown that 96 percent of kids have their bicycle helmets fitted incorrectly--even when parents help them in adjusting it. According to the STLToday article on the research,

To properly fit a helmet, Parkinson recommends using the phrase "helmet MVP": M is for "move" the helmet down on the forehead (the bottom of the front of the helmet should be less than two fingers above the brow), V is for making a "V" around the ears with the straps, and P is for "pulling" the chin strap snug.