A healthy adult of 50KG can donate blood easily. A new sterilized syringe is used for every blood donor and after using it is wasted. Normally, this process does not involve typical problems. If problems occur, these can be remedied by following some precautions.
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Precautions:
A healthy diet must be taken at least three hours before donating blood.
There must be the abundant use of water at least one day before donating blood.
Further, It is beneficial for the blood donor that He must take juices prior to donate blood.
Another important thing is that blood must be cross-matched before donating in order to avoid untoward circumstances.
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