Do you think you may have hard water in your home? Hard water can be the source of some common plumbing problems so it's a good idea to find out. Looking for hard water build up around your faucets and drains is one way to determine if you have hard water. An easier option is to use some common household items to do a preliminary test for hard water.
If your home test shows the presence of hard water you can then get a professional test done to determine the hardness of your water. Once you have a detailed report you can consider your treatment options if any.