“…Investments in well-being promotion among educational settings, as a public health strategy to support sanitary systems, would not only benefit the academic community, but it would also benefit public health services as a preventive strategy that could reduce the need for clinical assistance in mental health. A need that has dramatically increased during and after the COVID-19 pandemic around the world [ 7 , 8 , 9 , 10 , 11 ]. Accordingly, further research on effective mental health training is highly encouraged to assess and analyse their impact on doctoral students’ mental health and to continue advancing towards more sustainable and healthier research environments in doctoral communities, as a priority of the ERA [ 1 , 2 , 24 , 25 , 37 ], but also as a development goal and an urgent call within higher education and developed and developing societies working for peace and prosperity [ 27 , 28 , 38 ].…”