Why are females not allowed to donate platelets in the UK? [more inside]
posted by penguinliz on May 11, 2009 - 13 answers

Was my poop weird because I donated blood? SFW but contains qualitative poop analysis. Really. [more inside]
posted by mindsound on Feb 29, 2008 - 9 answers

What's the value of blood donations? Is some blood worth more than other blood? [more inside]
posted by kendrak on Jan 7, 2008 - 14 answers

How can I temporarily boost my blood iron levels for the next 24 hours? [more inside]
posted by yarrow on Oct 23, 2007 - 21 answers