Delhi Air Pollution, Oct. 22 -- As the Air Quality Index (AQI) remains in the 'very poor' category in India's capital city, increasing the risks of health problems, especially respiratory issues, the former director of AIIMS Delhi, Dr Randeep Guleria, on Wednesday said that those who have underlying respiratory conditions need to be extra careful.

Guleria, who is also the Chairman of Internal Medicine, Respiratory and Sleep Medicine at Medanta The Medicity, noted that to some extent, the rising air pollution can be termed a public health emergency because it is going to lead to increased symptoms, with more people coming to the hospital.

"When the AQI drops to the poor category, it means two things - those who have underlying chronic re...