Do tattoos affect blood tests?
Tattoos can sometimes result in bacterial infection in the blood
Last updated on 20 Feb 2023
No you are advised to fast for a minimum of 8 hours
Last updated on 23 Feb 2023
If at all you feel thirsty you can have some water
If you are not undergoing fasting blood sugar test then you can have water and light snacks
The most common reason is a bacterial infection
It means that either you are dehydrated or your blood veins have collapsed for the time being making it difficult to draw blood
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