Adamantium Skeleton (Fallout: New Vegas)

Adamantium Skeleton is a perk

Effects
The perk reduces limb damage received from enemies and explosives by fifty percent. Note that the reduction does not apply to limb damage received from falling.

Behind the scenes
This perk pays homage to Marvel Comics character Wolverine, who possesses an adamantium-laced skeleton, making his bones effectively indestructible.