Hydration: An Important Key to Health

It is critical for an individual to stay hydrated, especially during the hot summer months. Drinking water at regular intervals is a healthy habit to adopt. By the time a person feels thirsty they could already be dehydrated, and dehydration can lead to heat exhaustion (CDC, 2024).

The intake of water is key to helping a person to maintain hydration. If a person works in the heat or if they engage in recreational exercise, they may sweat, and sweating can result in dehydration. When a person sweats, they are prone to the loss of salt or sodium and water in the sweat, which must be replaced. It is also important to maintain the balance of electrolytes, especially sodium. If regular meals are consumed to replace the loss of sodium in the sweat, it is not necessary to take salt tablets to replace the sodium loss (CDC, 2024).

The recommendation from CDC (2024) is to drink at least one cup of water every 15-20 minutes to maintain physical and mental acuity during work or exercise routines. One cup is equivalent to eight ounces. So, if eight ounces are consumed every 15 minutes, a total of one quart, which is 32 ounces or one liter, will be taken in every hour, and that should be enough fluid to maintain hydration.

Other fluids can contribute to hydration. For example, sports drinks are often adequate to maintain a person’s water and electrolyte balance. However, the consumption of sports drinks can also add an unwanted caloric intake and an increased amount of sugar to the diet (CDC, 2024).

Different products can also contribute to dehydration. For instance, certain medications, such as diuretics can increase the excretion of water and electrolytes through the urine. Caffeinated beverages can also contribute to dehydration. The intake of a normal amount of caffeine might not have a great impact on a person’s overall hydration status. However, taking in a large volume of fluids that contain caffeine could increase the workload on the heart, especially if a person works in the heat or during exercise routines.

According to CDC (2024), alcohol consumption can predispose a person to dehydration. If alcohol is consumed within 24 hours of working or exercising in the heat, there is a risk of heat-related illness. Therefore, it is best to avoid ingestion of alcohol.

In general, to maintain a healthy balance of water and electrolytes, it is important to eat regular meals. Also, the consumption of water is crucial to maintain physical health, mental alertness, and to prevent illness from dehydration.

Reference

CDC (2024). Heat stress: Hydration. Retrieved from https://cdc.gov

By Sharon Hall Murff, PhD, MSN, RN, CCRN

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