World Blood Donor Day 2022: What are the Health Benefits of Donating Blood?

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When is World Blood Donor Day in 2022

World Blood Donor Day takes place on 14 June each year.

What are the Health Benefits of Donating Blood

Many people fear donating blood as they think it might cause health issues. However, donating blood regularly is likely to help in keeping BP low and lowers the risk of heart attacks too.

The first question that any person willing to donate blood asks is ‘Can I donate blood?’ Is there any blood donation side effects or health issues that I may face after donating blood? The answer to the first question is – any healthy person above the age of 18 can donate blood. And as far as the second question goes, most people do not face any side effects after donating blood. However, some might face symptoms like dizziness and nausea in certain cases.  Or some might also experience weakness for some time after donating blood. However, some might face symptoms like dizziness, nausea or weakness after donating blood.

Further, not many people are aware that June 14 is celebrated as World Blood Donor Day every year. This day is marked to create awareness about blood donation and its need for saving lives. This day is also marked to show gratitude to the donors who regularly donate blood to help save human lives. Let us take a look at some important aspects related to blood donation that interests everyone.

Blood donation is a noble but many people are scared of its side effects as they are of the view that it may cause harm to their health. Thus, they stay away from donating blood. However, the fact is rather than getting side effects, blood donation allows the donor to receive certain benefits in terms of their health. Yes, there are numerous health benefits of donating blood and the world blood donor day 2022 makes sure that people come to know about these benefits so that more and more people come ahead to do this noble job. The theme of world blood donor day 2022 is, “Donating blood is an act of solidarity. Join the effort and save lives”. So make sure to join the spirit of this day on 14 June for World Blood Donor Day.

Let us proceed now on knowing some of the important facts about donating blood in this blog. Let’s start with learning about the different benefits that you can experience by donating blood. Also, learn about various concepts related to blood donation in the form of the below questions.

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Frequently Asked Questions Related to Blood Donation

In this blog you learn about the different benefits that you can experience by donating blood. But before that let us understand few concepts related to donating blood by means of certain questions.

Q: How much is 1 unit blood in ml?

One unit blood is 350 ml and this is the normal amount of blood that a healthy person can donate at one time. Most adults have over 5 – 6 litre  of blood in their body and 350 ml is the amount that can be safely donated once in every 3 months by a healthy person.

Q: Can I face any health issues after giving blood? 

Normally, most people do not face any health issue after donating blood as it is a healthy process. Further, donors can easily replenish the amount of blood donated within 4 weeks to 8 weeks time, while the blood plasma gets refilled within just 48 hours of donating blood.

Q: Can my immune system get affected by donating blood?

The red blood cells (RBCs) might lessen if you donate blood and it might show a temporary drop in some immune cells such as antibodies etc. However, the good news is that these antibodies are produced very quickly by your body if they are required. Further, your blood also returns to normalcy within just a couple of weeks.

Q: Who all should not donate blood? Can we donate blood after tattoo?

Following are the people who should not donate blood:

  • Individuals who have low BP or low blood count.
  • People who are suffering from any infection.
  • People who have common cold and cough.
  • People who have had antibiotics to treat any illness.
  • Underweight people should not donate blood
  • People who did body piercing (tattoo) should stay away from donating blood

Also, another common question is can diabetics donate blood ? Diabetics who are on insulin must not donate blood. (But those with normal glucose level in blood can donate blood). People suffering from kidney ailments or ailments related to blood vessel should also not donate blood.

Q: Process to donate blood without feeling nausea

  • To avoid getting nausea the donor must consume lots of fluids along with a healthy food item like a regular meal before donating blood.
  • They should refrain from taking hot shower or staying in too hot surroundings.
  • They should refrain from vigorous activity like exercise and should refrain from keep standing for long duration.
  • Rest well on the night prior to donating blood.
  • If you still feel like fainting, just lie down for some time and let the blood flow to reach the brain.
  • Eat more iron-rich foods once you donate blood to recover fast.

Q: Can smokers donate blood?

Yes, smokers are allowed to donate blood. However, they should refrain from smoking 12 hours before and 3 hours after the blood donation process. Since smoking might increase BP, which is harmful if you are planning to donate blood.

Q: How frequently can a person donate blood?

For regular donors, 56 days is the limit after which they can start donating blood again. As such, most people can replenish blood within 28 days to 56 days, so that is the prescribed number of days that one should wait before they could donate blood again.  On the other hand, plasma can be donated after every 28 days only. A person can donate plasma as many as 13 times a year, whereas for donating  platelets you need a gap of 7 days, and you can donate plasma for over 24 times in a year.  The same is 112 days gap in case of red blood cells, which can be donated 3 in a year.

Advantages of Blood Donation 

  • One very important benefit of donating blood is that it helps in removing the iron deposits, which are harmful and are stored in the body.
  • The clearing of these iron deposits helps in restricting cardiovascular diseases, hemochromatosis etc. This way you can also keep your liver and pancreas healthy by means of replenishing blood.
  • Thus, by donating blood on a regular basis you can keep a check on the iron stores of your body to limit  the risk of heart attacks too.
  • Further, since your body restores the lost blood in almost 48 hours, it makes you healthier and enhance your efficiency.
  • Also, it is said that blood donation enhances mental health as it reduces stress and augments emotional happiness.


Now you have come to know the various aspects related to blood donation and that people who donate blood live a healthy life. This is because they get regularly checked for health problems and thus their risk of diseases lowers.  Your liver and pancreas stay healthier, which in turn increases your chances of living longer. The only thing to take care of is to follow the blood donation rules in India so that you can donate blood without any hassle.

Also Read: What Are the Pros & Cons of Health Insurance Portability?

Further, you have also come to know about the facts like, when is world blood donor day celebrated and why is world blood donor day celebrated. So, make sure to participate in blood donation campaigns this blood donor day 2022 as much as possible.

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Gayatri Prabhu, Head-Digital Business at Mahindra Insurance Brokers Limited (MIBL) is one those few digital leaders who has the width and depth that is required to execute an ROI driven holistic digital strategy. She cuts through the noise, identifies the critical levers and leads her team to successful execution of the defined strategy. Her core mantra to win new and retain existing customers is: understand the consumer behavior and craft experiences around it.

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