Long story short, too many.
the majority of teenagers know how to swim, but not all. So, dont worry, its not extremely uncommon not to know how.
I dont really know but what i know is that many teens die from driving and drinking in a car.Like my brother ......died.40% out of 100% die every year.
mostly 6700 thousand get depression because of texting. - Jewl Barns
Many teens get in an accident because they are driving unsafe. Ex. No seatbelts or texting while driving. The ratio of teens to adults getting in an accident is about 71% out of 100% to 48% out of 100% Thank-you
about 40% of teens don't get the amount of sleep they should.
More than 84% of teens have facebook. Some of them dont even tell their parents
Too many deaths to tell, way too many!
Tvb is very common among teens who are dating. It is a shorthand way to say I love you to your sweetheart and many teens use it when texting their significant others.
In the world, about 1 in every 50 teens knows CPR.
Many! Some even get pregnant and is tortured by parents disappointment with this. DONT HAVE ... IF YOU KNOW WHAT I MEAN. SEX = BIG PROBLEMS ( ESPECIALLY TEENS)
About 25.
I don’t know