Do they extract the blood with a knife?

Johnny giving blood at Bloodstock 09.

Here are some myths about giving blood.

1. Does it take 3 hours to give blood? No, about 40 minutes.
2. You can give blood 5 times in one week? Um, No. Once every 56 days.
3. Can give blood even if you had a tattoo? Yes, unless you got your tat today.
4. Can Cowboys give blood? Yep, check out the picture.

We're here till 7pm at Opry Mills next to Barnes and Noble. Talk to ya soon.