Water softening systems are designed to reduce the hardness of water, which is caused by high levels of minerals like calcium and magnesium. These systems typically use a process called ion exchange, where hard water passes through a resin bed that replaces the hard minerals with sodium ions. This results in softer water that is less likely to cause scale buildup in pipes and appliances. Softened water can improve the effectiveness of soaps and detergents, leading to cleaner dishes and laundry. Additionally, using a water softening system can extend the lifespan of plumbing fixtures and appliances, making it a beneficial investment for households and businesses alike.