Image by Anna Tarazevich
As extreme heat waves sweep across North America, more people are ditching the hot tap and turning to icy showers to beat the sweltering temperatures. Beyond offering quick relief from the heat, cold water therapy provides scientifically backed benefits for your health, productivity, and wallet.
The Science Behind Cold Water Therapy
A landmark study conducted in the Netherlands followed over 3,000 participants for 30 consecutive days. Volunteers took their standard morning showers but finished with a 30-, 60-, or 90-second blast of cold water (~50°F / 10–12°C)—a stark contrast to the average U.S. shower temperature of 106°F.
The findings were striking:
29% Reduction in Sick Days: Participants who ended their showers with cold water took nearly a third fewer sick days compared to the warm-shower control group.
Duration Doesn't Matter: A 30-second burst of cold water proved just as effective as a 90-second blast.
Lasting Habits: Impressed by the sudden boost in energy and alertness, two-thirds of the participants continued the habit after the study ended.
Lead researcher Dr. Geert A. Buijze attributes these health benefits to the body's natural physiological response: cold water activates the fight-or-flight system, sparking a surge of energy-boosting hormones and elevating metabolic rates.
Saving Money and the Planet
Lowering your shower temperature does more than invigorate your morning routine; it significantly cuts energy consumption and household utility expenses.
According to Klaus Reichardt, founder and CEO of Waterless Co.:
Lower Energy Bills: Heating water accounts for a major portion of residential utility costs. Lowering shower temperatures can cut individual water-heating expenses by up to 75% annually.
Environmental Impact: Reducing water-heating energy lowers household carbon emissions, making cold finishes an easy, daily sustainability win.
How to Get Started
You don't need to commit to an entirely freezing shower to reap the rewards. Try finishing your usual warm shower with a 30-second blast of cold water. This simple tweak can boost your morning vitality, build resilience, cut energy costs, and lower your environmental footprint.
Waterless Co., Inc is a pioneer in water efficiency. We are the go-to company when it comes to reducing water consumption, understanding the many benefits of waterless urinals, and finding ways to use water more efficiently. For more information, contact a Waterless Co Specialist.
