Mudrā Pointer 9 – Whatever the effect Bahya Kumbhaka has……
Whatever the effect Bāhya Kumbhaka has, it is
extended by the use of Uḍḍīyāna and Mūla Bandha.
However the total length of the breath is reduced.
Bandha substantially reduces the lengths
of the Pūraka, the Recaka and the Kumbhaka.
Which and by how much depends on the individual.