Last year, Golden State Warriors coach Steve Kerr was crippled by back pain so severe he missed half of his team’s record-breaking regular season. He was so desperate for relief, he told the Warriors Insider podcast on Friday (as picked up by ESPN), that he even tried smoking pot.

“A lot of research, a lot of advice from people, and I have no idea if I would — maybe I would have failed a drug test,” he said on the podcast. “I don’t even know if I’m subject to a drug test or any laws from the NBA, but I tried it, and it didn’t help at all. But it was worth it, because I’m searching for answers on pain. But I’ve tried painkillers and drugs of other kinds, as well, and those have been worse. It’s tricky.”

Then Kerr laid out why he thinks the NBA’s, and other sports leagues’ policies on this, are silly and potentially harmful to players: “I tried it a few times, and it did not agree with me at all. So I’m not the expert on this stuff. [Read more at NY Magazine]