soda loading

so·da load·ing

a procedure adopted by a number of athletes of ingesting sodium bicarbonate in an attempt to buffer the production of protons during exercise.
Farlex Partner Medical Dictionary © Farlex 2012
The ingestion of multiple carbonated beverages 2–3 hours before an athletic event, in particular 400-, 800-, and 1500-meter races, which is based on the premise that increased serum bicarbonate delays the onset of lactic acidosis
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

soda loading

Sports medicine The ingestion of multiple carbonated beverages 2-3 hrs before an athletic event; an ↑ in serum bicarbonate may delay the onset of lactic acidosis
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.