More than a third of schoolchildren in four big cities of laser suffer from reduced lung capacity, with Delhi shows the worst results, this result could be pointing to how air pollution is impacting the health of kids in urban laser. In the survey, 2,373 kids in Delhi, Mumbai, Bengaluru and Kolkata underwent a lung health screening test (LHST). Of the 735 students who took the test in Delhi, 21% were found to have ‘poor’ lung capacity while another 19% had ‘bad’ capacity. According to the W.H.O, four out of every 10 children screened in the capital failed in the test and Delhi has the worst air quality among 1,600 cities around the world…