Violence causes more injury and death in children,
teenagers, and young adults than infectious disease, cancer, or birth
There is no single explanation for the violence caused by
youth. Many different
things cause violent behavior in children. The more
these things are present in a child's life, the more likely he or she is to
commit an act of violence. Behavior will change depending on a child's age and
gender. Violent behavior may be targeted at parents, other children, friends, or
other family members.
With more body types than car models out there, it’s not always obvious what a healthy weight might be. So doctors look at the ratio of your height and weight, then compare it to other people like you to see if you’re in the healthy zone.
This system is called the Body Mass Index. It’s an easy calculation where you divide your weight in kilograms by your height in meters squared. (OK, it sounds complicated, but it’s easy to do. . If you don’t feel like doing the math, go to www.cdc.gov and search...