Radiation Resistance

Radiation Resistance is a derived statistic in Fallout, Fallout 2, Fallout 3, Fallout Tactics and Fallout: New Vegas.

It reduces radiation damage by a percentage.

Rad-X temporarily increases Radiation Resistance.

Fallout, Fallout 2, Fallout Tactics, Fallout: New Vegas

 * $$\text{Initial level}=\text{Endurance}\times2$$

Temporarily increasing Radiation Resistance

 * The space suit increases Radiation Resistance +40% while worn.

Fallout 3

 * $$\text{Initial level }%=(\text{Endurance}-1)\times2$$

Example: A starting Endurance of 5.


 * $$(5-1)\times2=8\%$$

Permanently increasing Radiation Resistance

 * The Cyborg perk gives +10% Radiation Resistance.
 * The Rad Resistance perk gives +25% Radiation resistance.
 * The Survival Expert perk gives between +2% and +6% Radiation resistance.
 * The Pitt Fighter perk from The Pitt gives +3% Radiation Resistance.
 * The Booster Shot perk from The Pitt gives +10% Radiation Resistance.

Temporarily increasing Radiation Resistance

 * The Rad-X drug gives up to +75% Radiation Resistance with the Medicine skill at 100.
 * The advanced radiation suit, the environment suit, Lesko's lab coat, Filtration helmet, radiation suit and the modified utility jumpsuit will all increase Radiation Resistance while worn.
 * All power armor has some Radiation Resistance.

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