Hard water is the excessive presence of calcium and magnesium two naturally occurring minerals in water. The higher amount of these minerals that are present in water, the higher it will rank on the hard water scale. While both essential to everyday health, calcium and magnesium are not essential for water usage. In fact, hardness in water can have detrimental effects on your home, when using water for cleaning purposes, you may notice spots or a film of residue on your dishes, shower, or clothing. When hard water is heated, calcium deposits can form. If this builds up, it can greatly damage the performance and lifespan of your appliances. This includes your pipes and even your coffee machine. To make matters worse, If your water is high on the water hardness scale, you might also notice effects on your personal hygiene. Hard water can leave a feeling of residue on your hands, skin, and hair upon washing. As a result, your hair and skin may feel more dry and brittle.