If you have a job working outdoors or you must exercise during the day, Dodd said the best thing to do is to drink plenty of nonalcoholic fluids beforehand. However, this does not completely guard against overheating because we sweat more than we can ingest. While the body is able to absorb approximately one liter of fluid per hour, it can sweat up to three liters. Take a break every 15 minutes to drink a couple cups of water. The fluids you sweat can't be replaced at the same rate, but this will help you to prolong your stay in the heat.
Water is the best bet.
The sugar in soft drinks, fruit juices or even sport drinks can retard the absorption of fluid in the stomach. But you're always better off with water. Return To Top Of Archived Releases. Go To Current UF News.