B.J. Penn The UFC’s new partnership with the U.S. Anti-Doping Agency (USADA) went into place on July 1. Details are still being unpacked, but one aspect of the new oversight is a ban on the use of IVs for rehydration. Many fighters use an IV for rehydration purposes immediately after weigh-ins
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B.J. Penn supports UFC’s IV rehydration ban, says ‘IVs are for wimps’ – MMA Junkie