Have you ever stepped into a hot shower expecting the water to stay hot until you have finished washing your hair and been let down? Few things will ruin your day like getting half-way through a shower and running out of hot water. Learning what could be causing the hot water shortage could help you troubleshoot the system and make minor repairs, or help you decide to quickly call for professional service. I have put together some information that has helped quite a few people learn what is going on with their hot water heaters and what course of action to take to eliminate the chances of an icy cold shower in the morning.