The effect is to prevent the pelvic floor playing its part in the delivery of the voice.
Seven went for medical help, and five of them were given pelvic floor strengthening exercises to do.
Apparently it involved developing the muscles of the pelvic floor.
The really important matter, as I have said, is that the upright position should not be resumed until the pelvic floor has become firm.
"Keep the pelvic floor connected and don't arch the back," she told me.
Never have kids so your pelvic floor isn't f*****d up 2.
Strengthening the muscles of the pelvic floor is crucial, experts agree.
The perineum has the pelvic floor as its superior border.
In some cases, patients may also receive advice on pelvic floor and core stability exercises.
In severe cases, surgery may be used to repair or even to reconstruct the pelvic floor.