Delhi Government has issued a Health Advisory asking people to avoid highly polluted areas and cautioned those with asthma and lung ailments, not to venture out for any activities as the city continue to battle its worst smog in 17 years. <br/><br/>The advisory issued by Delhi Health Department. It said people with chronic airway diseases like bronchial asthma and lung diseases, should avoid outdoor activities including morning and evening walks. <br/><br/>Cases of severe breathlessness, asthma and allergy have sharply risen in Delhi as the city remains blanketed in thick layer of toxic air due to the worst smog. <br/><br/>The advisory comes on a day when authorities put into effect a number of measures including halting construction and demolition activities, starting deregistration of 15 year old diesel vehicles and imposition of ban on use of fire crackers.

Delhi Government has issued a Health Advisory asking people to avoid highly polluted areas as the city continue to battle its worst smog in 17 years. The advisory issued by Delhi Health Department cautioned those with asthma and lung ailments, not to venture out for any activities. <br/><br/>It said people with chronic airway diseases like bronchial asthma and lung diseases, should avoid outdoor activities including morning and evening walks. <br/><br/>Cases of severe breathlessness, asthma and allergy have sharply risen in Delhi as the city remains blanketed in thick layer of toxic air due to the worst smog. <br/><br/>The advisory comes on a day when authorities put into effect a number of measures including halting construction and demolition activities, starting deregistration of 15 year old diesel vehicles and imposition of ban on use of fire crackers.