Why do developing nations tend to be more heavily affected by pandemics then developed nations

Developing nations tend to be more heavily affected by pandemics than developed ones because developing nations lack the resources to control the spread of disease This often is the case and has also been the reason why many deadly viruses have been spread out in Africa for example or some parts of Asia in comparison to the US.

Tbh i dont know the answeererrr im hust answering