Facts on Females Living Longer & Stronger
* Male births slightly outnumber female births, but boys have a higher death rate if born premature: 22 percent compared with 15 percent for girls.
* Overall, more newborn males die than females (5 to 4).
* Sudden infant death syndrome is one and a half times more common in boys than girls.
* As teenagers, boys die at twice the rate of girls.
* Men have fewer infection-fighting T-cells and are thought to have weaker immune systems than women.
* By the age of 36, women outnumber men.
* Stroke, cancer, diabetes, heart disease and accidents--all among the top causes of death--kill men at a higher rate than women.
* American men typically die almost six years before women do.
* By the age of 100, women outnumber men eight to one.