AUTHOR=Kim Hee Young , Shim Insop TITLE=Editorial: Stress, pain or drug addiction: epigenetics, biological mechanisms and therapeutics JOURNAL=Frontiers in Molecular Neuroscience VOLUME=16 YEAR=2023 URL=https://www.frontiersin.org/journals/molecular-neuroscience/articles/10.3389/fnmol.2023.1298870 DOI=10.3389/fnmol.2023.1298870 ISSN=1662-5099