"It's the same stuff over and over, doc."
"Can you try to explain it?"
"OK. Well, at first... I—I feel high. My eyes are red, I can't breathe; I feel crazy!"
"There's this door... but, but I can't open it."
"That's a very common feeling. Go on."
"Right, so then, I think I'm falling—like, I'm just flying through the air. The ground is far below, and I should be terrified... but I guess I'm oddly serene about it?"
"I have an expensive suit."
"Ah, yes, the symbolism there is quite typical as well. What happens next?"
"Well, next... maybe I crash or something? Anyways, when I come to, I'm in rough shape. And, I'm over a cliff—I'm literally holding on for my life!"
"Is there anything else?"
"There's this train... and mountains."
"Of course, that's what I'd have thought. It's pretty clear what's happening here."
"Alright. Give it to me straight, what's wrong with me?"
Do you know the diagnosis?
EDIT: Solved by arbitrahj and Fifth_H0r5eman!