Caffeine question: Anyone improve temporarily?

[Isaiah_40_31]

Here’s the link to the article @Ladymaestro1 referred to:

Jugular Venous Outflow Impairment paper by Dr Fargen

Thanks to @Ladymaestro1 & @Benwt for this paper: Rationale and Proposed Methods for the Diagnosis and Treatment of Patients with Jugular Venous Outflow Impairment. Written 12/30/2022 by Kyle M. Fargen, MD, MPH, FAANS, FACS b273438078a4c4b4c8254b88750bf552f62aa7b1.pdf