When it’s cold outside, it can feel like an eternity for your shower or sink to warm up. Sometimes it’s taking longer than it should, and you may wonder if there’s a way to make getting hot water easier and faster. Don’t let a slow water heater ruin your morning! This guide will teach you about the most common causes of a slow water heater and if you can solve the problems at home. When you leave the water running to heat it, it can waste your time, running up your water bill. Here are some ways that you may be able to get hot water almost instantly.