Most people will never need to know how to do CPR. But for the people who do, it's literally life saving. So take an hour to learn how to do it properly.

It takes about an hour of training (there's even a YouTube video if you don't want to pay for the training).<br><br>If someone goes down in front of you and you learn how to save them it will be the most rewarding thing you ever do.<br><br>EDIT: 2 hours since I posted this and already a bunch of people have upvoted it. But someone also needs to see it.