This water seller may not have been providing cold drinks. However, warm water may have been just as comforting! See page for author [CC BY 4.0 (http://creativecommons.org/licenses/by/4.0)], via Wikimedia Commons
Water helps us cool down when we get too hot. Drinking a warm glass of water energizes, soothes a headache, and can relieve asthma.
How does warm water help you cool down?