The article questions whether just three years of continuous exposure to Delhi’s polluted air can cause irreparable lung damage, and

Delhi - The capital’s air quality index hit 157 as smog returned, a level the News18 health piece labels unhealthy, indicating that pollutants have risen sharply enough to pose health risks for the population during this episode.

Health Experts - The article questions whether just three years of continuous exposure to Delhi’s polluted air can cause irreparable lung damage, and