<p>The issue is his testosterone/epitestosterone ratio. It’s considered to be a failed drug test if it’s greater than 6/1. Everyone’s is different, and alcohol consumption, among other things, increases the ratio.</p>
<p>Landis’ situation is sketchy, but not at all conclusive, at least right now.</p>
<p>I’m a little surprised that cyclists would dope with testosterone anyway - the drug of choice is EPO, which is a lot more cycling-relevant - but I’m told that testosterone can increase recovery speed.</p>