I think the stand or sit debate has been discussed in Horsham.........
Horsham's mystery sewage smell 'discourages shoppers'
http://www.bbc.co.uk/news/uk-england-sussex-35639173
Sit down, though bringing yoga into the thread (indeed why not), I think the sitting position replicates a pose which opens the bowels anyway.
So does run the risk of secondary movements once the main detris has been cleared, thus prolonging the stay on the throne.
So maybe standing up, would...