Blood Donors

for apheresis (check frm wiki)
criteria:

1. male (18-60)
2. not on any medication
3. not hypertensive; hypertension; blood pressure can not too high
4. healthy; not sick
5. no vaccination ( H1N1, Flu, Tamiflu,Tetanus,Hepatitis +)
6. no injections
7. no tattoo and piercing
8. not donating blood within 1-2 months
9. have donated blood before

for normal donors it's the same criteria except number 8 and 9.
if you have donated blood and want to donate to the blood bank again, donate after 3 months.