might want to do some research into hazards of low blood pressure.. ie: more susceptible to fainting passing out/ heat strokes/ emotionally triggered spells etc..
i woudl highly suggest you talk to Ana on Ask Ana forum
she is very educated in these sorts of things and is continuing on with her education into higher lvls of natural alterantives to better health.
i am certain she has many great tips for you of what to be aware of.