Medical science and myths have a long history. Similarly, the myths about blood donation are widespread, which keep people from engaging in one of the noblest deeds mankind can perform. With World Blood Donation Day (14 June) around the corner, it's time to debunk them and join this noble act. While there are many blood donation myths, the three most common ones are debunked below: Myth 1: I Have a Tattoo, So I Can Never Donate Blood Having a tattoo on your body doesn't mean you can't donate blood. Indeed, introducing ink, metal, or any other foreign material into your body can affect your immunity. But the effects disappear within a week or so, and it has nothing to do with your blood. Firstly, it's always safe to choose a licensed tattoo artist. They use safe equipment and follow all precautionary steps like using sterile needles before the procedure. Secondly, you may wait for up to 12 months after getting a tattoo before blood donation. This is a precautionary measu