An average adult has 6.0 L of blood. The Red Cross usually takes 1 pint of blood from each donor at a donation?

This should be a straightforward units conversion problem: 1 pint = 0.5qt = 4*(0.5)gal=0.5(4)/(3.785) liters = 0.528liters To get the percentage: % = (0.538liters)/(6.0liters)*100 = 8.8% ...

If you can't get tested and can't afford anything, maybe a home kit like the one below could be useful: ...

It isn't so much your age, but whether you have enough body mass to donate safely. I'm 24 years old and I can't donate because I weigh too little despite being fully qualified otherw...

No, I would not support this. For starters it is an exclusionary deduction, everyone can donate a couch, but not everyone can donate blood. Second, the couch has to be resold to be a cont...

headgear- Relax. Your donor center is slow in getting out the donor card to you. Call them if you wish and inquire. If there was anything wrong which resulted in your blood not being safe to us...

Pull up their website, they should list the guidelines. Where I live it is still 17, but if does not say an 17 year old needs permission from a parent. Since 17 is not a legal adult, I don't...

that's good info. thanks.

I wouldn't worry about it too much. I work at a blood bank, and if there is anything wrong with the blood, we let people know sooner than later. As for the donor card, they can take a bit of...