Another disease that has become more common in richer countries is disbetes. This is a disease in which the boy cannot control the level of sugar in the blood. Diabetes is caused by poor diet and a lack of exercise. We can see from table b that Germany, which is a develoled country, has 183.7 deaths per million people. On the other hand, in Peru, a developing coumtry, the death rate is just 61.3 pet million people. The rate in Germany is more than three times the rate in Peru.