It quickly becomes a precious commodity during a crisis.
To stock up, the Canadian Blood Services has two blood donor clinics coming up over the next two weeks.
The Stratford Christian Reformed Church at 190 Athlone Crescent will host a clinic on Tuesday, May 28th from 1:30pm - 7:30pm.
On Monday, June 3rd, blood will be squeezed from the Stone Town.
The St. Marys Pyramid Recreation Centre will host a donor clinic from 4:00pm - 8:00pm.
New donors and walk-ins are always welcome.
You can book an appointment by calling 1-888-2-DONATE or by visiting the Canadian Blood Services website.