In cooler temperatures our bodies have to work harder under the weight of heavier clothes and sweat evaporates quickly in cold dry air. People tend not to feel as thirsty when the temperature drops less thirst equals less drinking gradually increasing risk for dehydration. What happens when you get dehydrated lightheadedness fatigue headaches and hunger can ensue. element is offering a free sample pack with any order including eight single serving packets that are sugar-free using only a little bit of stevia to make them palatable.