At very high doses, radiation can impair the functioning of tissues and organs and produce acute effects such as nausea and vomiting, skin redness, hair loss, radiation burns, acute radiation syndrome or even death.
In a radiological or nuclear emergency, first responders and the workers of the affected facility (e.g.
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然而，普通人群不太可能暴露于足以造成上述影响的高剂量辐射。
nuclear power plant workers) are at a greater risk of being exposed todoses of radiation high enough to cause acute effects.
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当出现辐射紧急情况时，人们应遵循地方当局提供的信息，并遵守紧急防护措施，以降低暴露风险。
The general population, however, is not likely to be exposed to doses high enough to cause the effects mentioned above.
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如果我在受影响地区，该如何保护自己？
How can I protect myself if I’m in an affected area?
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要遵循的三个主要原则是待在室内、保持关注和遵循指示。
The three main principles to follow are to stay in, tune in, and follow instructions.
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请始终遵循国家或州政府官员的安全指示，并保持联系以获得最新信息。
Always follow safety instructions from your national or state officials and stay connected to receive the latest updates.
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如果你被告知待在室内，请按要求去做，因为墙壁和天花板可以保护你免受室外放射性沉降物的伤害。
If you have been instructed to stay inside, do so as walls and ceilings can provide protection from radioactive fallout outside.
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如果可能，待在没有窗户和外门的房间里，关上窗户，关掉室内的通风系统（空调或暖气）。
If possible, stay in a room with no windows and external doors, and close windows and turn off ventilation systems (air conditioners or heaters) within your home.
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儿童是否更容易受到辐射伤害？
Are children at greater risk of being harmed from radiation exposure?