If you frequent warm waters (lakes, pools whereever) you should probably read the following article so you can be paranoid while trying to have fun and relax
On a serious note, everyone should be aware of this so you know the signs to look for, if caught quickly enough you have a chance of surviving
http://www.webmd.com/news....-summer
On a serious note, everyone should be aware of this so you know the signs to look for, if caught quickly enough you have a chance of surviving
http://www.webmd.com/news....-summer