Even if he doesn't physically need it, he clearly feels like he does. Enough to think he has to separate himself from us. So I'm assuming he'd refuse to take blood from us in the way he usually would, for fear of. Iunno. Going too far?

[ Wow someone sure is ignoring the whole DON'T ACT AS A DONOR thing ]

Talk to him about it. Don't ask th-- Eve about it without consulting him first, he'd hate that.