Study finds more fresh air in classrooms means fewer absences

The study finds correlation between higher illness absences and lower ventilation rates in California elementary schools.

A new study by scientists at Lawrence Berkeley National Laboratory (Berkeley Lab) has confirmed that opening windows to let in fresh air might be good for you. Analyzing extensive data on ventilation rates collected from more than 150 classrooms in California over two years, the researchers found that bringing classroom ventilation rates up to the state-mandated standard may reduce student absences due to illness by approximately 3.4 percent.

 

 

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