What is a blood transfusion, and when is it necessary?

Question

I recently heard about someone who needed a blood transfusion, and I was surprised to learn how common they are in medical treatments. I don’t fully understand how they work or when they are needed.

What exactly is a blood transfusion, and why do people need them? Are they only given after major surgeries and accidents, or are they also used for conditions like anemia and cancer treatment? Also, how do doctors ensure that the donated blood is safe and matches the patient’s blood type?

I also want to know if there are any risks or side effects of a blood transfusion. Can someone have an allergic reaction to donated blood, and how often do complications occur? Are there Ayurvedic or natural ways to improve blood health and reduce the need for a blood transfusion?

If anyone has had a blood transfusion, what was the reason, and how did it help? Did you experience any side effects, or was it a smooth process?

Dr. Harsha Joy · Accepted Answer

A blood transfusion is a medical procedure where blood or blood components, like red blood cells or platelets, are transferred from a donor to a patient. It is typically needed when someone has lost a significant amount of blood due to surgery, trauma, or internal bleeding, or when their body is unable to produce enough healthy blood cells, as in conditions like anemia, cancer, or certain blood disorders. Doctors ensure blood safety by matching the donor’s blood type with the recipient’s and screening for infections. While rare, there can be risks, such as allergic reactions or mild fever, but severe complications are uncommon. In Ayurveda, improving blood health can be supported by a nutritious diet rich in iron, folic acid, and vitamin B12, along with herbs like Guduchi and Manjistha to support overall vitality and blood quality. Regular exercise, proper hydration, and stress management also play a key role in maintaining good blood health and reducing the need for transfusions.

What is a blood transfusion, and when is it necessary? - #14721

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