Deep Breathing

To do deep breathing, first sit in padmasana. Both hands in gyanmudra. Waist & neck should be straight. Now exhale your breathing slowly. When you reach at a stage no more breathing is being exhaled, use some force to exhale more breathing I.e.shrink your stomach so much that nabhimul touch spinal cord.now release your stomach slowly & inhale deep breathing up to the neck. This is one complete cycle & repeat this for 5-10 minutes. While doing this remember following points

1.   Breathing should be suksham( no sound should be made during exhaling & inhaling)

2.   Breathing should be long & deep.
3.   Inhaling & exhaling of breathing should be in equal ratio.(anupaatic)

Benefits 

1 stomach , middle portion and lungs came into effect.

2 lungs get more oxygen.

3. This is basic for doing dhyan. 

4.  This helps in curing many diseases.