The body will replace the fluids of the donated blood in just 24 hours. The red blood cells will be replaced in about 6 to 8 weeks. After 3 months, a person can choose to donate again.
Official website of New Zealand Blood Service
0800 448 325 | 0800 GIVE BLOOD
Donor Refreshments
An important part of the blood donation process includes the recovery period after the donation where donors are encouraged to rehydrate and relax for 10 15 minutes.
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