| http://www.w3.org/ns/prov#value | - From Philly.com:Patients with heart failure engage in a delicate balancing act all year round, taking care not to drink too much liquid because the weakened heart muscle cannot cope with excess fluid.But what is a person supposed to do during those blast-furnace days of July and August?Perspiration depletes the body of fluids and electrolytes, such as potassium, that are needed for proper heart fu
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