これらの効果のそれぞれの重症度は、一般に、噴火の近接性と放出される有害物質の濃度に依存します。誰かが噴火に近いほど、灰や二酸化硫黄ガスのような有害物質の濃度が高くなるため、効果はより深刻になる可能性が高くなります。

呼吸器の問題の場合、灰や他の火山粒子への曝露は、刺激、咳、呼吸困難を引き起こす可能性があります。これらの症状の重症度は、誰かが噴火に近づき、灰の粒子に長くさらされるほど近づきます。

皮膚と目の刺激は、頭痛、吐き気、めまいとともに、二酸化硫黄ガスへの曝露の一般的な症状です。また、これらの症状は、誰かが噴火に近づくほど、ガスにさらされるほど深刻になる可能性があります。

日常生活の混乱は重要である可能性があるため、ストレスとメンタルヘルスの影響は、火山の噴火の近くに住む人々にとって重要です。たとえば、噴火が財産の移動または破壊を引き起こす場合、財政的または感情的なストレスにつながる可能性があります。

一般に、火山噴火の影響の重症度は、誰かが噴火に近づくほど増加するでしょうが、誰もが異なっていることを念頭に置いておくことが重要であり、一部の人々は他の人よりも特定の効果を受けやすいかもしれません。
The severity of each of those effects would generally depend on the proximity to the eruption and the concentration of the harmful substances being emitted. The closer someone is to the eruption, the more severe the effects are likely to be, as the concentrations of harmful substances like ash and sulfur dioxide gas would be higher.

For respiratory problems, exposure to ash and other volcanic particles can cause irritation, coughing, and difficulty breathing. The severity of these symptoms would increase the closer someone is to the eruption and the longer they are exposed to the ash particles.

Skin and eye irritation, along with headaches, nausea, and dizziness, are common symptoms of exposure to sulfur dioxide gas. These symptoms would also likely be more severe the closer someone is to the eruption and the longer they are exposed to the gas.

Stress and mental health impacts can be significant for people living near a volcanic eruption, as the disruption of their daily lives can be significant. For example, if the eruption causes displacement or destruction of property, it can lead to financial or emotional stress.

In general, the severity of the effects of a volcanic eruption would increase the closer someone is to the eruption, but it's important to keep in mind that everyone is different, and some people may be more susceptible to certain effects than others.