So, hunger is a condition where our body need food and usually our stomach already empty that is caused by several factors. Several factors that based on natural factors (floods, drought, volcanic eruptions and earthquakes) and human sociality ( economy factors).
There are many example in our earth. That has many consequence based on them. ( Bad nutrient, Have thin body, minuses nutrient, evoke assorted disease, can’t growing perfect, incidence cannibalism teste, etc ). That can prevent by some way, such as by given the Government Aid ( Make relation with FAO, Increase the income standard, etc ). But if the hunger was epidemic, it can surmounted by given the Government Aid too.