Summer in Knoxville can bring plenty of sunshine, but when temperatures climb and humidity rises, spending time outdoors can become more than uncomfortable. During a heat wave, your body has to work harder to stay cool, increasing the risk of dehydration, heat exhaustion, and heat stroke. Whether you’re working outside, heading to a local park, enjoying a day on the water, or simply tackling errands around town, staying hydrated is one of the easiest ...