Donghao Lu is a doctoral student in the Department of Medical Epidemiology and Biostatistics at the Karolinska Institutet in Sweden. He has a general interest in cancer epidemiology and oncology. He is currently working on psychological stress and cancer progression, primarily in prostate cancer and cervical cancer. Based on Swedish cohorts and registers, he investigates psychological stress at different levels, from biomarkers to stressful life-events. He aims to elucidate the potential biological mechanisms underlying stress and cancer progression.