blood banks donating blood

Donating Blood………….?
What diseases do they screen for in your local blood bank?
Does this vary from area to area?
What diseases or circumstances disqualify you for donating blood?
How is blood actually stored and for how long a period of time?
Why are blood donors needed?
What are platelets and why are platelet donors needed?
You are disqualified if you have ever had male to male sex, if you ever lived in europe for longer than six months and have a hisotry of drug use.
They are screening for Hepatitis A, B, C and HIV, and of course any bacterial blood diseases. Blood is usually stored up to three months.
Blood donors are needed to meet the needs for hospitalized patients that require a blood transfusion.
Platelets will make your blood clot and close wounds. If you have a hemophuliac, who is a person who is lacking those factors, they will need those platelets.
In the Time It Takes to Give Blood