Bastrika Pranayama: We breathe with equal emphasis in and out till the diaphragm, through the nostrils.
Kapalbhatti Pranayama: We expel by pushing the belly forcefully; the inhalation is only passive. ! Stroke for one second.
Anulom Vilom Pranayama: Alternate nostril breathing without holding the breath. Always start breathing in from the left nostril and breathe out from the right nostril, then breathe in from the right nostril and breathe out from the left nostril. This is one cycle.