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Leading Through Heatwaves: Protecting Teams and Interests in Extreme Temperatures

As the scorching heat of summer intensifies, cities around the world, including San Antonio, are experiencing record-breaking high temperatures. Heatwaves pose significant challenges not only to individuals but also to businesses and organizations. In this blog post, we will discuss the warning signs and consequences of dehydration and explore the actions that leaders can take to protect their teams and interests during day-to-day operations and special events in the face of rising temperatures.

Dehydration: Warning Signs and Consequences

Dehydration occurs when the body loses more fluids than it takes in, leading to an imbalance that can have several warning signs and consequences for employees. It is important for leaders to be aware of these signs and take appropriate action to address dehydration promptly. Here are some common warning signs and consequences of dehydration:

Warning Signs of Dehydration

  1. Thirst: Feeling thirsty is one of the first indicators that the body needs more fluids. It is important for employees to recognize and respond to this signal promptly.

  2. Dry Mouth and Lips: Dryness of the mouth and lips can be an early sign of dehydration. Employees may notice their mouth feeling sticky or parched.

  3. Dark Yellow Urine: Urine color can serve as an indicator of hydration levels. Dark yellow or amber-colored urine is often a sign of dehydration.

  4. Fatigue and Weakness: Dehydration can lead to feelings of fatigue, weakness, and low energy levels. Employees may experience difficulty concentrating and performing tasks.

  5. Dizziness and Headaches: Dehydration can cause dizziness, lightheadedness, and headaches. These symptoms can impact an employee's ability to function effectively.

  6. Dry Skin: Dehydration may cause the skin to become dry, less elastic, and more prone to irritation. Employees may notice a lack of moisture or a rough texture to their skin.

Consequences of Dehydration

  1. Decreased Cognitive Function: Dehydration can impair cognitive function, including memory, attention, and decision-making abilities. Employees may experience difficulties in problem-solving and concentration.

  2. Reduced Physical Performance: Dehydration can negatively impact physical performance, leading to decreased stamina, slower reaction times, and decreased coordination. This can affect employees' ability to perform physically demanding tasks.

  3. Increased Risk of Heat Exhaustion and Heatstroke: In extreme cases, dehydration can progress to heat exhaustion and heatstroke, which are serious heat-related illnesses. These conditions can be life-threatening and require immediate medical attention.

  4. Muscle Cramps and Weakness: Dehydration can contribute to muscle cramps, weakness, and decreased muscle function. This can impact an employee's ability to perform physical tasks and increase the risk of injury.

  5. Impaired Mood and Well-being: Dehydration can have negative effects on an employee's mood, leading to increased irritability, anxiety, and decreased overall well-being. It can contribute to feelings of discomfort and stress.

  6. Increased Susceptibility to Illness: Dehydration weakens the immune system, making employees more susceptible to illnesses and infections. This can result in increased sick leave and decreased productivity.

Leaders should be vigilant in identifying these warning signs of dehydration among their employees and encourage their team to be transparent about any signs or symptoms. Encouraging regular hydration, providing access to drinking water, and promoting a culture of well-being can help mitigate the consequences of dehydration. Additionally, leaders should create awareness about the importance of staying hydrated, particularly during periods of high temperatures or physical exertion. By taking proactive measures, leaders can ensure the health, safety, and optimal performance of their teams.

Critical Steps for Leading through Heatwaves

In the face of rising temperatures and heatwaves, leaders bear a significant responsibility to ensure the well-being and safety of their teams. Extreme heat should never be taken lightly by leaders. The health and safety of team members, legal and ethical obligations, productivity and performance, employee morale and engagement, talent retention and attraction, as well as organizational resilience and continuity, are all at stake. Leaders must be proactive, vigilant, and empathetic when it comes to addressing extreme heat. By taking appropriate measures to protect their teams, leaders not only fulfill their responsibilities but also foster a positive work environment and contribute to the long-term success of their organizations.

1. Prioritize Employee Well-being: The well-being of employees should be a leader's top priority, especially during extreme weather conditions. Here are some essential steps to consider:

a. Recognize Dehydration Symptoms: Leaders must be aware of the signs and symptoms of dehydration and also encourage their team members to pay attention to their health. It is also important to encourage everyone to take dehydration seriously and get medical attention immediately as needed.

b. Provide Adequate Cooling: Ensure that workspaces are adequately cooled, whether it is through air conditioning or alternative cooling measures such as fans and shading (or blackout curtains). This will help maintain a comfortable and productive working environment while minimizing the risk of heat-related illnesses. c. Adjust Working Hours: Consider adjusting working hours to avoid the peak heat of the day. Starting earlier or later can help employees avoid exposure to the most intense temperatures, thereby reducing the risk of heat exhaustion or heatstroke. d. Encourage Hydration: Promote a culture of hydration by providing access to cool drinking water and encouraging employees to stay hydrated throughout the day. Consider installing water stations or distributing reusable water bottles to reinforce this practice.

2. Implement Heat Safety Training: Leaders should invest in comprehensive heat safety training for employees, focusing on the identification of heat-related illnesses, prevention strategies, and early warning signs. By equipping team members with the necessary knowledge and skills, leaders can empower them to take appropriate measures to protect themselves and their colleagues.

3. Flexibility in Work Arrangements: During heatwaves, leaders should consider implementing flexible work arrangements to accommodate the extreme weather conditions. Some options include:

a. Remote Work: Encourage remote work options whenever feasible, allowing employees to work from the comfort of their homes or cooler environments. This reduces their exposure to extreme temperatures and improves priority or life balance.

b. Alternative Locations: For roles that require physical presence, explore the possibility of temporarily relocating operations to cooler locations or providing access to air-conditioned co-working spaces. This ensures employee safety while maintaining productivity.

4. Assess and Modify Outdoor Activities: Leaders organizing special events or activities should carefully assess the risks associated with extreme heat and take necessary precautions:

a. Reschedule or Relocate: Consider rescheduling outdoor events to cooler times of the day or relocating them to shaded areas or indoor venues. This helps mitigate the risks of heat-related illnesses for both participants and staff. b. Provide Cooling Stations: If outdoor events cannot be rescheduled or moved, establish cooling stations with shade, misting fans, and access to cool water. Encourage attendees and staff to take regular breaks in these areas to avoid overheating.

5. Implement Hydration Breaks: Encourage employees to take regular hydration breaks to replenish their fluids. Here's how leaders can facilitate this:

a. Schedule Breaks: Incorporate designated hydration breaks into the daily work routine. Encourage employees to step away from their desks or workstations and drink water during these breaks.

b. Set Reminders: Utilize calendar or scheduling tools to set reminders for employees to drink water. This prompts them to pause and hydrate at regular intervals.

6. Promote Hydrating Foods: In addition to drinking water, leaders can encourage their teams to consume hydrating foods. Some examples include:

a. Fresh Fruits and Vegetables: Encourage employees to choose water-rich fruits and vegetables, such as watermelon, cucumbers, oranges, and strawberries, as part of their snacks or meals.

b. Healthy Snack Options: Provide access to healthy snacks, like yogurt, soups, or smoothies, which contribute to overall hydration levels. Also, consider sharing recipes in breakrooms, team meetings, newsletters, or email communications

7. Lead by Example: Leaders must lead by example when it comes to staying hydrated. By demonstrating healthy hydration habits, they inspire their teams to do the same. Consider the following actions:

a. Stay Hydrated Yourself: Drink water consistently throughout the day, especially during team meetings or events. Encourage others to join you in staying hydrated.

b. Visible Water Bottles: Keep a reusable water bottle on your desk or carry one during meetings. This serves as a reminder to others to drink water regularly.

8. Stay Informed and Adapt: Leaders must stay informed about weather forecasts, heat advisories, and emergency protocols. By monitoring these updates, leaders can make informed decisions and adjust their plans accordingly, ensuring the safety of their teams and interests. There are several reliable sources where people can learn more about dehydration. Here are some recommended resources:

  • Centers for Disease Control and Prevention (CDC) - The CDC provides comprehensive information on dehydration, its causes, symptoms, and prevention. Their website offers educational resources, fact sheets, and guidelines for staying hydrated in various settings. Visit their website at and search for "dehydration" to access the relevant information.

  • National Institute of Health (NIH) - The NIH offers valuable resources on dehydration, including articles, research papers, and publications. Their website provides insights into the physiological aspects of dehydration, health consequences, and prevention strategies. Explore the NIH website at and search for "dehydration" for relevant information.

  • Mayo Clinic - Mayo Clinic is a renowned medical organization that provides trusted information on various health topics, including dehydration. Their website offers detailed articles on the causes, symptoms, diagnosis, treatment, and prevention of dehydration. Access their resources by visiting and searching for "dehydration."

  • WebMD - WebMD is a popular online health resource that covers a wide range of medical topics, including dehydration. Their website offers articles, expert advice, and tips on recognizing dehydration symptoms, staying hydrated, and managing fluid balance. Visit and search for "dehydration" to find relevant information.

As global temperatures continue to rise, leaders play a crucial role in protecting their teams and interests during heatwaves. By prioritizing employee well-being, implementing heat safety training, offering flexibility in work arrangements, and modifying outdoor activities, leaders can effectively safeguard their teams while maintaining operational efficiency. Remember, investing in preventive measures and adapting to changing climate patterns not only protects individuals but also contributes to a more resilient and sustainable future for your organization.


Dr. Wanita Mercer, Ph.D. is the founder and CEO of Lead My Heart, an executive coaching and consulting company specializing in equipping executives and executive teams to live and lead with purpose, passion, and power. She has a Ph.D. in Education with an emphasis in organizational leadership, and she is certified in life coaching, executive coaching, change management, project management, executive management, and corporate crisis management. She has over 15 years of experience as an international educator, motivational speaker, author, and civic leader. She lives in San Antonio, Texas.

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