Pakistan has been ranked among the three worst countries to grow old in, while Sweden came in as best, according to a new UN-backed study released on Tuesday that warns many countries are ill-prepared to deal with the old-age time bomb. The report, which looked at 13 different indicators for the four key domains of income security, health status, education and employment, and enabling environment to capture the multidimensional nature of the quality of life and well being of the older people. Read details in Express Tribune