[Steve gives Bucky a skeptical look. He might still be standing, but he's not well.]

If it hasn't been working already, I doubt it'll start now without some kind of help. What happens if it gets worse around the people who you're helping? You were talking about exposure. If you don't have a way to suppress it, then aren't you exposing them?

[He seriously hopes it won't escalate that way, but Bucky did make the point.]

I'm feeling all right. At least let me go with you.