Aching lungs, wheezing, coughing, headache. Ozone levels here, or what most people experience as smog, are often one and one-half times the federal health standard. Even at low levels, ozone can cause respiratory effects.
Ozone can reduce lung function.
It make it more difficult for you to breathe as deeply and vigorously as you normally would. When this happens, you may notice that breathing starts to feel uncomfortable. If you are exercising or working outdoors, you may notice that you are taking more rapid and shallow breaths than normal. Ozone can aggravate asthma. When ozone levels are high, more people with asthma have attacks that require a doctor s attention or the use of additional medication.