individual factors is currently living with diarrhea preventive behavior and study the relationship between knowledge and behavior to prevent diarrhea diseases. The first year students at non-health sciences. University Phayao sample of 400 people who were selected by convenience sampling (Convenience Sampling)
used a questionnaire to gather information, the questionnaire includes general information about the diarrhea. Behaviors and preventing diarrhea. Data were analyzed by using frequency, percentage, p-value comparison of Mann-Whitney test and Pearson's correlation coefficient