I always thought the weight thing was about knowing how much blood they could take...not sure where I got that thought. Mind you, for much of my blood-giving life I've just made up a figure when they asked since I never owned scales for a long time.
Sorry that it put you in a bad place @Zamale...it's not fair when doing something good makes us feel like that. *hugs*
Sorry that it put you in a bad place @Zamale...it's not fair when doing something good makes us feel like that. *hugs*