The reasons are complex and multifaceted and still insufficiently researched but there is much evidence indicating that the trend is affected, inter alia, by hereditary factors, a change in lifestyle and the rising number of elderly people in the population.
The reasons are complex and multifaceted and still insufficiently researched but there is much evidence indicating that the trend is affected, inter alia, by hereditary factors, a change in lifestyle and the rising number of elderly people in the population.