After donating blood or getting blood taken for a experiment...?

how long does it take to make more blood?
Answers:
i read somewhere that it takes 20 minutes fro a pint of blood to be remade
You hold to wait 8 weeks before you can donate again but im sure your blood replenishes before that

Related Questions:
Wellbutrin to stop smoking?   Where do doctors/scientist carry antibiotics?   How much does it thing what time you pilfer your antibiotics?   Would a tumor (benign or maligant) be removed during a routine colonoscopy.?   Can I prescribe drug within the UK next to a BSc within Pharmacy?  
  • Who invented the ultrasound?
  • Prednisone steroid side effect examine?
  • What problems can be cause by a fewer of nutrient?