In some countries the ageing of the population creates a lot of problems, however, people argue with that opinion and think that elderly individuals have a positive impact on society. In this essay, I will tell about why sometimes ageing is a problem and the adventures of that phenomenon. A lot of countries now have difficulties with the population of children and without old ones the number of people will be very low and it has a negative influence on the economy, but taking care of old people is very problematic and costs a lot.