Summary: “Hyperarousal” is a cornerstone of many mental health conditions, from insomnia and ADHD to depression and PTSD. However, the term has historically been used as a “catch-all,” leading to…
Tag: PTSD
Psychedelics Remodel Myelin to Heal PTSD
Summary: For years, scientists have focused on how psychedelics “rewire” neurons. But a groundbreaking study has found a “missing link” in long-term PTSD recovery: myelin remodeling. Researchers discovered that psilocybin…
Brain Switch Identified for Unlearning Fear Faster
Summary: Unlearning a fear response—a process known as fear extinction—is essential for moving past a traumatic or threatening experience. A groundbreaking study reveals a specific “on/off switch” in the brain…
PTSD Linked to Accelerated Brain Aging
Summary: A new study using advanced deep-learning brain age estimation shows that World Trade Center responders with PTSD exhibit signs of accelerated brain aging. Using BrainAgeNeXt, a model trained on…
Music and Nature Work in Harmony to Ease Stress and Lift Mood
Summary: The viral phrase “touch grass” may be more than internet humor—science shows that engaging with nature and music can significantly boost emotional and physical well-being. A new review found…
Hormonal Contraceptives Influence Memory of Emotional Events
Summary: A new study reveals that hormonal contraceptives may shape both emotional responses and memory processing in women. Compared with naturally cycling women, users of hormonal birth control had stronger…
Highly Sensitive People Face Greater Mental Health Risks
Summary: A large-scale meta-analysis of 33 studies has shown that highly sensitive individuals are more prone to common mental health problems, including depression, anxiety, PTSD, and avoidant personality disorder. Sensitivity…
New Drug Targets Brain Glial Cells to Reverse PTSD Symptoms
Key Questions Answered Q: Why do PTSD patients struggle to forget traumatic memories?A: The study reveals that excessive GABA, produced by astrocytes via the MAOB enzyme, disrupts the brain’s ability…
Old Injuries Rewire the Brain to Feel Fear and Pain Forever
Quick Q&A Q: Can past injuries increase sensitivity to future pain or stress?A: Yes — this study shows that old injuries can prime the brain to overreact to new stressors,…
Tiny Brain Region Orchestrates How We Segment and Remember Life Events
Summary: Our memories don’t flow like a continuous stream—they’re divided into meaningful events, thanks to a tiny brain region called the locus coeruleus. New research shows this region acts like…
