Why Do Standing and Exercise Feel So Much Harder in the Summer Heat?
Getting the Diagnosis Correct Start with the physiology: “Why does standing up feel so terrible?” First, we need to start with the physiology. Why does standing up feel so terrible? When you stand, gravity rapidly shifts blood into the legs and splanchnic circulation. Normally, venous return is preserved through vasoconstriction, the skeletal-muscle pump, adequate circulating…