Rad Worms

 is a condition in Fallout 76 and Fallout: The Roleplaying Game.

Fallout 76
can be inflicted by any feral ghoul or a diseased mutant hound, and results in taking 50% more radiation damage.

Fallout: The Roleplaying Game
can be inflicted by any of the random causes of disease denoted in the Core Rulebook, and results in taking +2 additional radiation damage.

Appearances
appears in Fallout 76 and Fallout: The Roleplaying Game.