Strength training reduces heroin use by altering key neurological system, study finds. Researchers found that rats that were used to taking heroin did so significantly less after an exercise regimen that involved repeatedly climbing a vertical ladder wearing a weighted vest.

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Strength training reduces heroin use by altering key neurological system, study finds. Researchers found that rats that were used to taking heroin did so significantly less after an exercise regimen that involved repeatedly climbing a vertical ladder wearing a weighted vest.