How to survive a nuclear explosion: Expert reveals the safest things to do if they see a detonation READ MORE: Doomsday prepper reveals her stockpile of $350,000 of supplies By POPPY JAMES ...

US Doomsday prepper reveals his fallout shelter stocked with survival gear amid fears of WWIII READ MORE: Map reveals your nearest nuclear fallout shelter if major US cities are bombed ...

Because the danger from nuclear fallout decreases quickly, people are advised to remain sheltered for the first 12 to 24 hours after a detonation. They should only exit shelter if informed by ...

A professional doomsday prepper has revealed seven vital tips he says everyone needs to know if they're going to survive World War III, including one thing that's more important than water.