TAKING THE HEAT: Hydration, Heat and Exercise
By understanding the causes and symptoms of dehydration, you can help your clients to ensure they remain adequately hydrated in all situations.
Modern life is like a marathon: It includes sustained activity punctuated with opportunities to drink water. Unfortunately, many people tend to forego those opportunities, and a lot of people walk around in a state of mild dehydration. For example, after taking a two-hour plane flight, drinking a cup of coffee and heading to a meeting in an airtight office building, people can lose as much as 1 percent of their body weight. This fluid loss is significant enough to affect the body’s internal thermostat. Also, a 1 percent loss of fluid can increase the heart rate an average of 5 beats per minute.
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