Hard disagree. There are plenty of people in bad positions that need to do things that they would rather not. At one level it's having a job in the first place.

Hard disagree. There are plenty of people in bad positions that need to do things that they would rather not. At one level it's having a job in the first place. I don't consider their consent to be unethical, it is the best choice they can make in the current situation, and the person asking for blood did not craft the entire situation.