The heat is getting fierce and my long runs have gotten slower and more taxing as a result.  There are a few things you can do to stay safe during the hottest months of the year and the following article from Active.com lists most of the tricks that I commit to during the summer.  On my last long-run, for example, I left at 7am only to realize that this was already too late in the day.  The earlier in the morning (or later in the evening) the better.  Check out the link for other useful info:

http://www.active.com/running/Articles/6-Tips-to-Run-Through-the-Heat.htm