The drug tests that they administer do not check for all the cover up drugs. Therefore, are worthless. A far cry from olympic drugtests which will fail you for anything performance enhancing and all cover ups.
I know for a fact that British MMA is rife with steroids... well... here in scotland at the gym where my mate trains, he reckons half of them are giant polish steroid freaks.
I had the same thought when I saw Belfort this weekend. That dude was huge in '97, now he isn't much bigger than me. Kerr and Coleman were obvious as well...