Blood Donation: How to Donate, Who Qualifies, and What to Expect

Want to help save lives? Donating blood is one of the simplest, most direct ways to make an impact. This quick guide shows who can give, how to prepare, what happens during donation, and where to find drives—especially useful if you live in Africa.

Who can donate and basic eligibility

Most people aged 16–65 can give blood, but rules vary by country. Common requirements: weigh at least 50 kg (110 lbs), feel well that day, and have a healthy haemoglobin level. You may be deferred if you’re pregnant, recently had a major surgery, or had a recent infection. Certain medications and travel to malaria zones can also pause eligibility. If you’re unsure, call the local blood service—fast answers beat guesswork.

Different donation types have different rules. Whole blood is the most common and usually allowed every 8–12 weeks. Platelet or plasma donations can be more frequent but take longer at the clinic. Some centres accept living donors for special needs like rare blood types—ask when you book.

How to prepare and what to bring

Prepare the day before: eat a balanced meal, drink extra water, and avoid heavy alcohol. On donation day, bring a photo ID and any donor card if you have one. Wear a short-sleeve shirt or something with sleeves you can roll up. Get a good night’s sleep—being rested makes a big difference.

The process is fast. You’ll register, answer a confidential health questionnaire, have a brief physical check (blood pressure, pulse, temperature, and haemoglobin test), then donate. A typical whole-blood donation takes 8–12 minutes. Expect to spend 30–60 minutes at the centre, including recovery time with tea and a snack.

After you give, sit for 10–15 minutes, keep drinking fluids for the next 24–48 hours, and avoid heavy lifting or intense exercise for a day. If you feel faint or dizzy, lie down and put your feet up. Most people recover quickly with no problems.

Worried about safety? Modern donation uses sterile, single-use needles and strict screening. The risk to donors is extremely low. Donated blood is tested for infections before it’s used, protecting patients who need transfusions.

If you have common concerns—fear of needles, small veins, or time constraints—tell the staff. They’ve handled every issue many times and can make the donation smoother.

Where to donate: national blood services, major hospitals, and organised drives at universities, churches, and workplaces. In African countries, check your national blood transfusion service website or local hospital. Many centres let you book online or by phone; appointments cut wait times.

Want to make a bigger impact? Become a regular donor, ask your employer to host a drive, or spread the word on social media. One person’s donation can save up to three lives. Ready to help? Find your nearest donation centre and book a slot today.