Fig. 1From: Heart rate recovery in asthmatic children and adolescents after clinical field testHeart rate recovery after Modified Shuttle test according to asthma severity. Mild asthma: GINA Steps 1 and 2; moderate asthma: GINA Step 3; and severe asthma: GINA Steps 4 and 5. * p = 0.01 vs control groupBack to article page