Listener discretion is advised.

References:

Varney J, Motawea KR, Mostafa MR, AbdelQadir YH, Aboelenein M, Kandil OA, Ibrahim N, Hashim HT, Murry K, Jackson G, Shah J, Boury M, Awad AK, Patel P, Awad DM, Rozan SS, Talat NE. Efficacy of heads-up CPR compared to supine CPR positions: Systematic review and meta-analysis. Health Sci Rep. 2022 May 24;5

Norii T, Lukas G, Samantaray A, Yabuki M, Olasveengen TM, Bray JE; International Liaison Committee on Resuscitation ILCOR Basic Life Support Task Force. Effects of head-up CPR on survival and neurological outcomes: A systematic review. Resusc Plus. 2025 Jun 16

Kim DW, Choi JK, Won SH, Yun YJ, Jo YH, Park SM, Lee DK, Jang DH. A new variant position of head-up CPR may be associated with improvement in the measurements of cranial near-infrared spectroscopy suggestive of an increase in cerebral blood flow in non-traumatic out-of-hospital cardiac arrest patients: A prospective interventional pilot study. Resuscitation.

Huang CC, Chen KC, Lin ZY, Chou YH, Chen WL, Lee TH, Lin KT, Hsieh PY, Chen CH, Chou CC, Lin YR. The effect of the head-up position on cardiopulmonary resuscitation: a systematic review and meta-analysis. Crit Care. 2021 Oct 30;25(1):376.

Swaminathan, A., Mohan, M. (2023). Heads Up! Data Dredging Coming Through: Heads Up Cardiopulmonary Resuscitation Does Not Improve Outcomes. February 2023 Annals of Emergency Medicine Journal Club