Summary: Researchers developed an AI tool that detects chronic stress by measuring adrenal gland volume on routine chest CT scans. This biomarker aligns with cortisol levels, stress questionnaires, and future…
Category: stress
Maternal Stress Speeds Up Baby Teething
Summary: New research shows that infants whose mothers had higher cortisol levels during late pregnancy experience significantly earlier eruption of primary teeth. Babies of mothers with the highest cortisol levels…
Stress Undermines Brain Circulation, Increases Dementia Risk
Summary: Researchers found that a rare class of neurons—type-one nNOS neurons—plays a central role in regulating brain blood flow and coordinating neural activity in mice. Removing these stress-vulnerable cells caused…
Positive Memories Boost Musicians’ Performance by Reframing Stress
Summary: A new study reveals that recalling positive memories before stepping on stage can significantly boost musicians’ performance. Professional wind instrumentalists who reflected on positive experiences showed higher nervous system…
Simple Hair Test May Spot Mental Health Risks in Kids
Summary: Long-term stress, measured through hair cortisol, may help predict mental health risks in children living with chronic physical illnesses. In a four-year study of 244 children, researchers found that…
Chronic Stress Sends Immune Cells to Brain, Driving Depression
Summary: A new study shows that chronic stress causes immune cells called neutrophils to leave bone marrow in the skull and collect in the brain’s protective membranes, where they contribute…
How Stress Types Differently Impact Brain and Behavior
Summary: Stress is a universal experience, but not all stress affects the brain in the same way. A new study in rats reveals that acute stress provokes anxiety-like behaviors, especially…
Women’s Scent During Ovulation Alters Male Stress and Attraction
Key Questions Answered Q: What did the study find about female body odor during ovulation?A: Researchers identified three specific scent compounds that increase during ovulation and found they made armpit…
Prenatal Stress Timing Shapes Infant Stress Response
Summary: New research reveals that the timing of stress during pregnancy has gender-specific effects on infants, altering how boys and girls respond to stress differently. Scientists found mid-pregnancy stress has…
Childhood Stress Disrupts Attention, Sleep, and Dopamine Balance in Adults
Summary: New research links childhood adversity with later attention deficits, sleep disruptions, and specific dopamine imbalances in the brain. Focusing on critical developmental windows, scientists found that disrupted care early…
