Like really did you honastly think i meant that GAWD NO ;))
Its not only MEN that can play with the balls NOW.
We are talking about LUNG EXERSISE BALLs not that my doc's GP or even BLF have ever told me about em.
Cant be a touchy subject as we are talking about Breathing Exercises: Using a Manual Incentive Spirometer
But yer i first seen them in A+E and just remmberd BY all accounts are very good
As with anything i would surgest you talk things over with your doctor if your going to get such a device.