Furthermore, a large part of
yoga is breathing... pranayama. This is a
practice which I highly recommend instruction at first... here is a small tid bit from an article on headaches and yoga.
"Breathe Away Head Pain
Richard Miller, Ph.D., a practicing clinical psychotherapist who has published widely on the subjects of yoga and pranayama, concurs with Dr. Holiday that headache sufferers often have upper respiratory, shallow breathing. They may also be unconsciously hyperventilating.