Being too acidic is the major cause of disease such as heart disease and cancer so it is important to keep your pH levels in an alkaline state. The medical community terms this condition as “Gastritis” which basically means a red sore stomach in layman’s terms. Do the test in the morning when your stomach is empty and then again in the evening before you retire and then you will have an average reading. If you cannot locate any test paper just send us an address where we can send you out a sample at no charge. Right, it turns green.