So, we're going to go through three different tests. First one's going to be eye test. I'm just going to check in your eyes. What I'm going to do is I'm going to turn this light on, hold my finger in front of it. I just want you to look at the tip of my finger. >> Okay. >> Bring your arms out to your side for me, please. >> Okay. >> Yep, like that. And I just want you to follow my finger with your eyes, not your head, okay? >> Okay. >> Do you understand? >> I've never done this before. >> No, that's totally okay. All you have to do is follow this to my finger. >> It might be brighter. >> Okay. >> Okay. >> Okay. Do you have any other medical conditions that >> No, it doesn't It makes it [snorts] just brighter. >> Just brighter? What's brighter? Oh, like the light you're going to be looking at? >> like if you're like a stop and for a green light, it would be like >> John, turn >> more lights. >> Okay. >> I don't know if you know it. I mean, it's >> Is it when like you look at something it kind of like the lights kind of like stretch out a little bit, kind of branch out? >> Yeah. >> Okay. Yep, I know what you're talking about. Okay. >> Okay. >> So, perfect. I appreciate you telling me that. So, like I said, just look at this. If you could just follow the light with your eyes for me, please. >> Okay, so I'm sorry. >> No, that's all right.