Blood volume or plasma is replaced within 24 hours. Red cells need about 4 to 8 weeks for complete replacement.

In normal healthy persons there is a slight drop in blood count (not enough to be noticed) which returns to normal levels within 3 - 4 weeks. During this time the donor must be receiving adequate amounts of dietary iron (needed to make hemoglobin, the protein that carries oxygen and gives blood its red color).

Your body replenishes the fluid lost from donation within 24 hours. It may take up to two months to replace to lost Red Blood Cells.

It takes the body 24 – 48 hours to replace the plasma portion that is about 80% water and 3 – 5 weeks to replace the red cells. Donors are encouraged to drink plenty of non-alcoholic fluid before and following the donation to assist the replacement process. Also, regular and frequent donors should eat plenty of iron-containing foods (ex. meat).

Blood levels will be fully replenished within four or five hours. White blood cells take 12 hours to recover and platelets take three days. Red blood cells take the longest to be replaced: two months. This is why it is important to leave a two-month gap between blood donations.

Yes. Stem cells or marrow regenerates within a few weeks. The donation does not curtail your daily activities. You can also donate again in the future if you wish. Marrow, unlike solid organs, is a gift of life that keeps on giving.

Once the donated cord blood is processed and stored at the Cord Blood Bank, it is listed on the NMDP Registry and available to patients all over the world who are searching for a match. The cord blood can be transplanted into any patient whose doctor selects the cord as a match for that patient.

On any given day, more than 6,000 patients, their families and friends around the world are searching the National Marrow Donor Program (NMDP) Registry for a matching bone marrow donor or cord blood unit. These patients have leukemia, lymphoma and other life-threatening diseases that can be treated by a bone marrow or cord blood transplant.

Your body replaces blood volume or plasma within about 24 hours. Red cells need about four to eight weeks for complete replacement.

Note: The following information will be based on whole blood donations. It may not be accurate for apheresis donors.

Typically, each donated unit of blood - referred to as whole blood - is separated into multiple components, such as red blood cells, plasma, platelets, and cryoprecipatitated AHF (antihemophilic factor). Each component can be transfused to different individuals with different needs. Therefore, each donation can be used to help save as many as three lives.

Columbia University Medical Center relies on voluntary blood donors and extensive testing to maintain safe blood supplies. Please speak with your surgeon well in advance of surgery regarding blood banking and the possibility of donating blood for yourself or having family and friends donate blood before surgery.

The cord blood bank keeps the mother's name confidential, and it protects the privacy of the family. Names are not shared with any patient or transplant center. The baby's cord blood is identified by a number, never by name.

YES. But, each academic institution has its own guidelines about accepting body donations. Not all academic institutions will accept body donations after organ and tissue donation. If you are interested in body donation it is recommended that you check with the academic institutions you wish to support. They can answer specific questions about organ and tissue donation and pre-arrange the donation of your body for the advancement of science.

Heart, lungs, kidneys, pancreas, liver, small bowel, bone and associated tendons, blood vessels, heart valves, skin and corneas. Organs are allocated through the United Network for Organ Sharing. Tissues recovered by NEOB are first processed for safety and preservation purposes before they are transplanted. Tissue recovered by NEOB are processed by: LifeNet, Tissue Banks International, LifeCell, and CryoLife.

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