Home > Pediatrics > Asthma in Kids 5-12 Get the Flash Player to see this player. Rate: (Click the stars to rate) Published on Dec 20, 2008 by JamesKemp, Views: 7300 Asthma in kids 5-12: Dr. James Kemp , a pediatric pulmonologist, and Dr. Nancy Ostrom, discuss asthma in kids 5-12. My nephew has his peak flow meter test once in a while. Still one can never be sure what will trigger his attacks. How frequently should one test using this device? janemacmillan 12.5 years ago