Most people feel great. By drinking fluids and eating salty snacks before and after, you will maintain your blood volume and improve your donation experience. You can then return to your normal activities such as work and school. Avoid strenuous exercise for six to eight hours following your donation. And don't forget to keep on drinking extra fluids for the next 24 hours.
Canadian Blood Services acknowledges the funding of provincial, territorial and federal governments. The views expressed in this document are those of Canadian Blood Services and do not necessarily reflect those of governments.