![Oklahoma DEMHS on Twitter: "Watch out for the signs of heat exhaustion: heavy sweating, weakness, fast or weak pulse, nausea or vomiting, fainting, or cold, pale, clammy skin. Know what to do Oklahoma DEMHS on Twitter: "Watch out for the signs of heat exhaustion: heavy sweating, weakness, fast or weak pulse, nausea or vomiting, fainting, or cold, pale, clammy skin. Know what to do](https://pbs.twimg.com/media/FX-IqcUXEAIyn6w.jpg)
Oklahoma DEMHS on Twitter: "Watch out for the signs of heat exhaustion: heavy sweating, weakness, fast or weak pulse, nausea or vomiting, fainting, or cold, pale, clammy skin. Know what to do
![Fatigue, excessive sweating, shortness of breath and fainting are some signs of heat stress. | USPS News Link Fatigue, excessive sweating, shortness of breath and fainting are some signs of heat stress. | USPS News Link](https://link.usps.com/wp-content/uploads/2015/08/dyk-0812.jpg)
Fatigue, excessive sweating, shortness of breath and fainting are some signs of heat stress. | USPS News Link
![Adult man with painful face expression, heat stroke symptoms set. Nausea vomiting, tiredness, fainting dizziness, headache sweating. Flat male character worker with health problem. Vector illustration Stock-Vektorgrafik | Adobe Stock Adult man with painful face expression, heat stroke symptoms set. Nausea vomiting, tiredness, fainting dizziness, headache sweating. Flat male character worker with health problem. Vector illustration Stock-Vektorgrafik | Adobe Stock](https://as1.ftcdn.net/v2/jpg/02/02/15/80/500_F_202158098_UwQ8PCFVk30IJP2gM9ed4EJfpjFZp92A.jpg)