Water heaters, like all household appliances, can develop problems over time that may affect your home's hot water. When a water heater isn't working properly, the water coming from the hot water ...

Learn why your water heater isn't heating, plus how to fix other problems Fact checked by Emily Estep When a water heater isn't heating or has other problems, you may be able to fix it by yourself.

If it takes forever for your water to heat up when you run the tap or shower, you can get faster hot water without spending big on a tankless water heater.