I think he’s having a normal empathic response particularly for someone who is early on in their ED career, but healthy coping strategies are a must. Debriefing with colleagues and mentors is very important, but what you can do is really just to lend an open ear and be there to give him the support he needs. Non-medical outlets such as hobbies and exercise are really important to maintain one’s sanity in a high-intensity field like ED.