Article 1 Biological health 1 Conserved transcriptional response to adversity Japanese (people) 1 Optimism 1 adult 1 conserved transcriptional response to adversity 1 controlled study 1 demography 1 gene expression 1 genetic transcription 1 health behavior 1 health hazard 1 human 1 male 1 optimism 1 risk factor 1 wellbeing 1 worker 1