How long to regenerate a pint of blood?

Answer:
To regenerate a pint of blood it takes upto 6 weeks. Yet after first transfusion, 2nd transfusion is not accepted within 12 weeks. In a healthy adult with good diet and exercise the plasma and WBCs regenerate in 24 hrs, the platelets and protiens in 48 hrs, the RBCs within 4 to 6 weeks.
Contributor: Drashok
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