Thanks so you were not ignoring our inquiring minds!
Thanks for the info
yse Kapalabhati will help you cool off and expel heat from the head as you seem to have 'hot symptoms"
The reflux is a difficult thing because it deals with a mechanical action of the sphincter as you said. HAve faith that whatever other factors that contribute are influenced so that the muscle can work correctly.
My biggest benefit from Pranayama is in the realm of overall feeling of balance and well being. The body feels more properly regulated in all it's functions.