history: I've got to get an MRI and I've been waiting for the appointment for almost 3 weeks now.  I guess it's good it's not an emergency, but it's sure nerve wracking not getting it over with. I've got to get an MRI and I've been waiting for the appointment for almost 3 weeks. Oh man_comma_ what are you getting that for? I hope everything is okay.
current: Just some headaches we can't seem to figure out.  I mean, I guess it's good that it's not an emergency, but it's sure nerve wracking not getting it over with.
next: I am sure. I do hope that they find the cause.