Read Samaritanus bonus on the care of persons in the critical and terminal phases of life, a letter from the Congregation for the Doctrine of the Faith, September 22, 2020.

Read the relevant sections in the Catechism of the Catholic Church, especially these paragraphs:

Read books written by Catholics for Catholics, including:

Bioethics Matters: A Guide for Concerned Catholics, Third Edition (2023), by Moira McQueen, PhD.

This easy-to-read book is divided into four parts, from beginning-of-life to end-of-life questions, including a whole section on euthanasia and physician-assisted suicide. Catholic bioethicist, Dr. McQueen, explains specific Catholic teachings and offers examples of real-life cases.

Dying Without Fear (2023) by Paul Chaloux, PhD.

Theologically rich yet easy to read, this book is emotionally charged and will speak to the needs of your heart, whether you are facing terminal illness, caring for a dying loved one, or grieving a loss.

To Die Well: A Catholic Neurosurgeon’s Guide to the End of Life (2023) by Stephen E. Doran M.D.

The author draws from his vast experience as a neurosurgeon, a bioethicist, and a permanent deacon to provide a detailed yet readily understandable guide to the art of dying well.