Adverse childhood experiences and traumatic events experienced or witnessed at any point during one's lifetime can sometimes ...

May 4, 2010 — Individuals who experience traumatic events leading to posttraumatic stress disorder (PTSD) demonstrate altered DNA methylation levels — especially in genes related to immune function, ...

Post-traumatic Stress Disorder (PTSD) is a condition affecting a subset of people exposed to traumatic experiences. Not all people who endure traumatic experiences will develop PTSD as most people are ...

McLean Hospital researchers uncovered both shared and distinct molecular changes across brain regions, genomic layers, cell types and blood in individuals with posttraumatic stress disorder (PTSD) and ...

Folklore and urban legends are replete with pithy sayings and grim anecdotes expressing the belief that trauma and adversity prematurely age a person. Now we are acquiring new tools to test these ...

In 2023, Australia became the first country in the world to allow health-care professionals to use a psychedelic drug to ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Trauma comes in many forms. Natural disasters such as wildfires, hurricanes, earthquakes and tornadoes can certainly be difficult life-altering events. Being diagnosed with a chronic condition or ...

Epigenetics is the study of various heritable alterations that control gene expression without changing the DNA sequence. 1 The name epigenetics comes from the Greek prefix “epi”, which means on top ...

Epigenetics plays a critical role in human health by regulating gene expression without the direct modification of DNA sequence. Aberrant epigenetic modifications mediated by changes in DNA and ...