Breathing plays a very important role in yoga practices without proper breathing techniques yoga is like a physical workout but you cannot be called it yoga, byt when you use proper breathing techniques in yoga practice it becomes different then other sports , controlling the breathing is called yoga breathing is the bridge between the body and the mind,you can control your mind through your breathing ,breathing is also called the prana in the yogic language.
Yoga practice is not just about asana, in yoga, there is many other steps are there
Like asana, pranayama, meditation, mantras, concentration and many more all of these steps of yoga are not possible to do without proper breathing techniques to master all these yogic practices you need to master your breathing.
Breathing practices are also helpful for the person suffering from health issue e.g lungs problem like asthma, weakness in the body and mind can also be cured by breathing practices.
There are 72000 nadis or nerves in the human body and breathing practices in yoga cleanse all your nadis or energy channel and boost your immune system and blood flow in your body you become healthier and stronger than ever again.
Some of the breathing practice is nadi shodhan pranayama, Kapal Bhati pranayama.
1 : Nadi shodhan pranayama: as the name says Nadi shodhana, Nadi means nerves and shodhana means cleansing so this pranayama helps to purify all the nerves in your body this pranayama is good in anxiety helps you in to be peaceful and happy by calming down your mind.
2:kapalbhatti: kapalbhatti is also called hitting the stomach in and out in this pranayama a yogi hits the stomach in and out it helps to remove all the heat and gas from your stomach, it helps to remove fat fast from your body and helps to improve blood circulation