The pie charts below show the leading causes of insomnia, in percentages, as reported by two groups of people. The people in group A were between the ages of 20 and 40 and those in group B were between 60 and 80. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The illustration shows the common causes of insomnia in two different age groups. Overall, these two diagrams have similar causes, including ill health in the group B and stress in the group A as the most outstanding reasons. The first pie chart illustrates that in the group age from 20 to 40 the most significant […]