Along with that, the Biobulletin of the American Museum of Natural History points out: “Refugees, malnourished and weak, are often forced into camps whose crowded and unsanitary conditions expose people to a range of infections. ”
राजकीय अस्थिरतेमुळे युद्धे होतात व युद्धांमुळे परिस्थितीकीला नुकसान होते, तसेच आरोग्य सेवा व अन्‍न वितरीत करणाऱ्‍या यंत्रणा देखील कोलमडतात.