One of the biggest problems pro-athletes have been plagued with when they’ve reached the end of their prime is chronic pain and the possibility of opioid addiction to treat said chronic pain. But boxing legend Mike Tyson and some other retired pro-athletes are turning to another, not as accepted remedy: psychedelic drugs. Another athlete, UFC heavyweight champion Cain Velasquez, recently went to an ayahuasca camp with 30 other participants. The MMA fighter said he has never felt as healed or recovered than when he tried the natural drug.

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