All that is people's opinions with no actual fact to back it up, just stats which you can use to prove just about everything.
Some cancers do strike mainly young people.
Either way unless there is actual proof and studies to back up the claims they are useless. Everybody knows there is no such thing as safe sex, it's safter sex. Condoms may not be perfect, but it's all we've got, the good definitly out weighs the bad, and i wouldn't put too much faith in your info, all you have is opinions, a persons opinion is NOT fact. If they were as bad as your suggesting there would be a lot more of a stir over it than there is. All that is people's opinions with no actual fact to back it up, just stats which you can use to prove just about everything.