A mosquito bit me.

[frankfrank]

Knock knock. Who's there? AMOS. Amos who? A mosquito bit me.

Knock knock. Who's there? ANDY. Andy who? And he bit me again.

 

[DonQuixote]

A point of clarification - The Red Cross is lobbying to get the donor restrictions changed.

They have to follow US FDA regulations - the FED is the one who won't let them take your blood.

http://www.fda.gov/BiologicsBloodVaccines/BloodBloodProducts/QuestionsaboutBlood/default.htm