You can help others by donating blood. Generally, you can donate blood if your physical condition allows, and you can understand your blood type after donating blood. Many people belong to blood type O, which is also called blood type O. For omnipotent blood, many people hear that they belong to the universal blood type and think that their blood can contribute to anyone. So, is this idea correct?
O type blood is called universal blood, but not everyone can accept O type blood. Type O blood does not contain antigens rejected by type A, B or AB blood, and will not react with the anti-A and anti-B antibodies in the plasma, that is, it will not be destroyed by the human immune system.
However, the plasma of type o blood contains antibodies against type A and type B red blood cells, which will destroy and attack the type A, B or AB red blood cells of the patient, and produce different degrees of hemolysis. Bring bodily harm. Therefore, hospitals generally require blood transfusions of the same blood type to reduce physical injury.
What should I know about blood donation?
1. Donate blood without infectious diseases
You should understand many things about blood donation, especially if you don’t have underlying infectious diseases. Many people have serious infectious diseases that threaten their health, and these infectious diseases will spread through blood to cause other people to get sick. After blood donation, the blood cannot be used. If there is blood contamination , Will bring negative impact. Therefore, you need to be healthy and not affected by infectious diseases before you can donate blood normally.
2, there is an age limit for blood donation
People who donate blood have age requirements, not all ages can donate blood, only when relevant conditions are met. Provide help to others. The age needs to be guaranteed to be between 18 and 55 years old. Those under 18 years old or over 55 years old are not eligible for blood donation. Because people who are too young or elderly donate blood, their body recovers slowly, which may bring some hidden dangers. You need to donate blood only when you are right.
3. Don't donate blood multiple times within a short period of time
Donate blood many precautions, especially in a short period of time, don't donate blood multiple times. Everyone has different physical conditions, and the amount of blood donation should also be controlled. If you donate blood for many times in a short period of time, a large amount of blood is lost, and various adverse reactions may occur. In order to ensure good health, we must pay attention to these details in the process of donating blood and making love. The amount of blood donation should be controlled, and blood donation should not be repeated in a short period of time to avoid affecting health.
4. There are many precautions before blood donation
There are many points to note before blood donation, especially it is forbidden to take drugs within one week of blood donation, and do not take high Fat eating behavior. Many people do not pay attention to this problem. Unhealthy diet, random diet or staying up late, taking drugs, may affect the blood quality, but it will have an impact. Therefore, before donating blood, you need to understand the precautions. Knowing these common sense before donating blood can make your blood quality higher.
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