How many blood types are there?
There are 4: A,B,AB,O.
How many lives can a bag of blood save?
3 lives!
How long does it take to donate blood?
10-15 minutes, but up to an hour for the whole process
Who use most of the blood collected?
Cancer Patients
What is the minimum weight requirement for blood donors?
More than 45kg
How many litres of blood is in the body?
About 4.5 to 5.5 litres!
How many times can you donate blood in a year?
Up to 4 times, Every 12 weeks!
What makes blood a liquid?
Plasma!
Which is the largest blood bank in Singapore?
Bloodbank@HSA
What is the lifespan of a red blood cell?
About 120 days!
What's the minimum age to donate blood?
16 years old!
How many bags of blood does Singapore use in a day?330 to 400 bags of blood!
330 to 400 bags of blood!
Which blood group is a universal recipient?
AB+
How long can plasma be stored after donation?
Lasts up to 1 year!
What percentage of Singapore donated blood last year(2025)?
only 1.3% of people!
What makes the colour of blood red?
Haemoglobin!
What is the most common blood type?
O-Positive!
Things to do before donating blood.
Drink plenty of water and eat a good meal! Staying hydrated helps your veins be easier to find and reduces the chance of feeling faint.
Which Blood group is a Universal Donor?
O-negative!
Is blood blue inside your body?
Nope, It is red.
What is the role of platelets?
helps clot blood and prevent excessive bleeding.
What does a blood bank do?
Collects, tests, stores and distributes blood!
How long can Red Blood Cells be stored after donation?
Can be stored up to 42 days!
What percentage of women donated blood last year?
40% of donors were women.
Can vegans donate blood?
yes! as long as iron levels are above 12.5 g/dL for females and 13.0 g/dL for males.