In the unlikely but serious event of a nuclear explosion, the first moments are critical. Many people might instinctively react in ways that increase their risk rather than protect them.

After the initial blinding flash, there is only a short window before the blast wave arrives. This flash can be seen from miles away and may cause temporary or permanent vision damage.

A common reaction is to get into a car and try to escape. However, experts warn that this decision can be extremely dangerous in such a situation.

A nuclear blast can generate an electromagnetic pulse, or EMP, which may disable vehicles instantly. This could leave people stranded or cause accidents in already chaotic conditions.

Even if a car continues to function, it offers little protection. The shockwave, extreme heat, and flying debris can easily penetrate or destroy vehicles, leading to serious injury.

In addition, radioactive fallout begins spreading quickly. This invisible threat cannot be outrun by a vehicle and poses serious health risks if proper shelter is not found.

Experts instead recommend getting inside immediately. A sturdy building, especially a basement or central interior space, provides far better protection from radiation and debris.

Once inside, staying there is crucial. Remaining sheltered for 24 to 48 hours, sealing off outside air, and following official updates can greatly improve chances of survival.