about BUN tests....I don't know about you, but, try as I mite, I'm not really any more enlightened... Tho Mrs D's suggestion about water is totally practical. Besides a well-hydrated, tho fasted person is easier to 'Stick' for blood tests.
Here goes:
http://health.allrefer.com/health/bun-info.html
http://www.labtestsonline.org/unders...un/glance.html
http://home3.inet.tele.dk/omni/alttest.htm#alkaline
If any of it all makes more sense to you...let me know.
Take care! - j