eMaxHealth reports that, according to a study in the Journal of Ambulatory Pediatrics, only 20 percent of children with persistent asthma have a level of control that is optimal.

‘That leaves almost 80 percent who are suffering more than they need to,’ says the study's lead author, Jill Halterman, M.D., M.P.H., Associate Professor of Pediatrics at Golisano Children's Hospital at Strong. ‘They may be experiencing unnecessary symptoms, missed school days, and restrictions on activity. That's a problem.’

The study showed that 37 percent of children with persistent asthma receive no preventive medication – and of the children who did receive medication, 43 percent still had poor symptom control.

‘This second group