Exercise-associated hyponatremia effective at normalizing blood sodium levels than oral administration for asymptomatic EAH. Exercise-associated hyponatremia Exercise-associated hyponatremia, or EAH, is a fluid-electrolyte disorder caused by a decrease in sodium levels (hyponatremia) during or up to 24 hours after prolonged physical activity. This disorder can develop when marathon runners or endurance event athletes drink more fluid, usually water or sports drinks, than their kidneys can excrete. This excess water can severely dilute the level of sodium in the blood needed for organs, especially the brain, to function properly. The incidence of EAH in athletes has increased in recent years, especially in the
Antireticular cytotoxic serum p. 28 Antireticular cytotoxic serum Anti-reticular Cytotoxic Serum is made from the blood of a rabbit that has been injected with homogenized cadaver spleen and rib marrow. In small quantities it can aid animal growth, but is toxic in large doses. It was first developed by Alexander A. Bogomolets in 1936. "It was a "miracle" that Professor Bogomolets made dying people walk with blood of cadavers circulating through their bodies, or hoped to extend our life-span for 150 years with the help of the A.C.S serum" - Red Miracle: The Story of Soviet Medicine by Edward Podolsky "World Book Encyclopedia",