Alistair Overeem opened up on the subject of performance-enhancing drugs and their use in the world of MMA, as well as how UFC's testing pool worked to cut it down. The former UFC heavyweight has his ...

Alistair Overeem smiles, and as he does, you can hear the air being released in the hyperbaric chamber he is lying in. The former MMA heavyweight star is wearing a nasal cannula that loops over his ...