A smog and air health advisory has ended for Toronto.

The advisory had been issued earlier Tuesday due to high levels of air pollution, but ended at 8:42 p.m.

Under such warnings, individuals may experience symptoms such as increased coughing, throat irritation, headaches or shortness of breath.

Those with cardiovascular or lung disease, such as asthma, are especially at risk.

To minimize symptoms, it is recommended that strenuous outdoor activities are reduced or rescheduled.