Air pollution can aggravate respiratory illnesses such as asthma and COPD. Health insurance may cover hospitalisation, but policyholders should check pre-existing disease waiting periods, ICU. The alarming escalation of pollution levels in Delhi NCR has brought about a grim consequence - a steep surge in emergency hospitalisations. As the air quality index worsens in the region, the. Air pollution can significantly impact lung health, leading to various respiratory problems and diseases.