It is positive because our body needs 37C to perform metabolism properly so sweating helps to balance the temperature. We lose water but water is generally provided to body by drinking or any food that has water.
Deer live in mixed forests habitats, on wooded farmlands and even in suburban areas of established cities. In winter they take to coniferous forests for shelter. Deer are a prey species, providing food for coyotes, bobcats, cougars, wolves and occasionally humans. In turn, the species helps keep vegetation in check.