player.setav HealRate 0.0
There is also:
MagikaRate
StaminaRate
The original value was: 0.70
player.getav
Will the player.modav command work instead of setav? It's better than forceav, but I forget all of the different command consequences now.
@PetrusOctavianus
There won't be a steam-free version until there isn't a steam anymore.