Samuel Cheuvront, US Army Research Institute of Environmental Medicine (audio) American Physiological Society Share Print E-Mail Loading audio... Caption When soldiers leave base for a three-day mission, how much water should they bring? Dr. Samuel Cheuvront of the US Army Research Institute of Environmental Medicine talks about new research from the Journal of Applied Physiology that may now provide military planners an accurate answer. The study improves an existing water needs equation developed in 1982 by 58-65 percent. Credit American Physiological Society Usage Restrictions Credit the American Physiological Society Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.