Rad Resistance

Rad Resistance is a perk in Fallout, Fallout 2, Fallout 3, Fallout: New Vegas, Fallout 4 and Fallout Tactics.

Fallout, Fallout 2 and Fallout Tactics
Each level of this perk will one's Radiation Resistance by 15%.

Fallout 3 and Fallout: New Vegas
With this perk, one's radiation resistance improves by 25%.

Fallout 4
Strahlungsresistenz (Extra) Ołowiany Fartuch Rad Resistance Рад-сопротивление