Higher urine outputs (300 to 600 mL/hour) are probably indicative of fluid excess (Freund et al., 1995; Lee, 1964). If urine output falls to less than 30 mL/hour for extended periods with an average diet, the person is probably dehydrated (see Figure 4-4). Determining the appropriate amount of water to consume can be challenging. This is because it varies based on factors such as age, body weight, gender, activity level and weather conditions. According to a recent study by the…