makes me really mad Options

[princess2113]

if you have lived in countries, like Germany, for more than i think its 4 months you cant donate blood to most blood providers...i dont get it...they dont let me donate b/c i mite have Mad Cow...i never ate meat in Germany, im vegetarian...do u think its right? i mean allll these ppl need blood, like right after 9/11, no wonder theres a blood shortage...almost every1 willing to give can't...this elimates like almost all service people n tons of ppl....what do u think? shoud ppl that have lived in European countries n coutries with bad water still be able to give?

[Spirited Away]

Mad Cow disease is created by pryons in your brain. They don't go through the blood, so you can't test for them.

So does that mean they can be spread through blood?

I'm science illiterate so... you'd have to explain this.