It's National Blood Week and ITV Border has previous looked at what happens and who benefits when blood is donated.
Amy Dunsmuir has been to the Cumberland Infirmary in Carlisle, to see what happens to the blood when it reaches the hospital:
More top news
Performers gather for the free summer event takes place against beautiful backdrop of Dumfries and Galloway’s Morton Castle
Environment Agency and Annan District Salmon Fisheries Board crackdown on illegal fishing
Dumfries and Galloway community theatre company celebrates accolade as curtain falls on month-long run in Edinburgh