Vacuuming the Lungs (Ftrain.com)

Vacuuming the Lungs (Ftrain.com)
I wonder if this would help anyone having mild problems with asthma?
My girlfriend is an opera singer and performance studies expert who has spent years working on breathing, so I asked her what to do next time. %u201C[Breathlessness] is very normal and brought on by nerves,%u201D she said. %u201CAnd there’s a simple exercise that fixes it.%u201D For you, and for all those who might search Google for %u201Crunning out of breath,%u201D %u201Cbreathing control,%u201D and %u201Creading for the radio,%u201D I offer her opera-tested 4-step routine: