Do I have to shower before swimming? Pool safety questions answered

From CTV News

When most people think of swimming pool safety, the first thing that comes to mind is probably not running on the pool deck.  Perhaps the first image one recieves when thinking about pool safety is a "no diving" sign, ubiquitous in one's childhood.  According to this post from CTV News, pool safety encompasses these and many more, including one's behavior beyond the curtailing of running on decks.

Here is an excerpt from the post: