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【A】 Water is a key ingredient in a healthy diet and lifestyle. There are many health benefits of drinking water. It helps flush impurities and toxins out of our systems. It aids in the delivery of oxygen and nutrients. In fact, nearly every system in our bodies relies on water for proper functioning. But what if your water is unhealthy 【B】 In past decades, concerns about tap water and its impact on overall health led some people to turn to bottled drinking water instead. In those days, there were few choices. You could pay to have a company deliver large bulky plastic bottles of water for the water cooler. Or you could purchase gallon jugs of distilled or drinking water at the grocery store. 【C】 In recent years, there has been an explosion in the number of different bottled waters available, with big distributors such as Coke and Pepsi jumping on the bandwagon. But are bottled drinking waters like Cokes Dasani brand, Pepsis Aquafina, or Wal-Marts store brand really any healthier than your tap water Or would you be better off with a drinking water filtration system As weve learned more about the water we drink, the technology behind drinking water filters and purification systems has improved dramatically. There are filters to remove impurities, chemicals, heavy metals, bacteria and most every contaminant you can think of. With the right size and filter combination for your specific home, your water can be exceptionally pure and healthy. Cost Comparison Drinking water filtration systems have also become more affordable and easy to use. Although the initial cost of a whole house system usually runs several hundred dollars, that cost is often less than $100 each year if spread out over the life of the system. There may be additional expenses to replace carbon filters, membranes in reverse osmosis drinking water filtration system, or lamps in an ultraviolet light water treatment device. These expenses can add another $100 or so to the annual costs of ope