AI model automatically segments MRI images, reducing radiologist workload

Example MRI scans in the training dataset. Since images were randomly sampled from clinical routine, the dataset (n = 561) contains a wide variety of different contrasts, pathologies, and image…

Early Life Stress Rewires Brain Circuits Linked to Social Motivation

Summary: New research shows that early life stress disrupts dopamine signaling, altering social motivation and behavior. Scientists found that mice raised in stressful conditions were less likely to engage in…

Depression Speeds Up Physical Illness

Summary: Adults with a history of depression develop long-term physical conditions about 30% faster than those without, according to a large study. Researchers analyzed data from over 172,000 participants and…

Prenatal Stress Hormones Alter Brain Development

Summary: Environmental factors like stress and medication exposure during pregnancy can shape brain development, but the mechanisms remain unclear. Researchers used brain organoids to study the effects of synthetic glucocorticoids,…

Trans people affirmed their gender without medical help in medieval Europe − history shows how identity transcends medicine and law

Restrictions on medical care for transgender youth assume that without the ability to medically transition, trans people will vanish. As of 2024, 26 U.S. states have banned gender-affirming care for…

Many gluten-free foods are high in calories and sugar, low on fiber and protein, and they cost more − new research

U.S. consumers often pay more for gluten-free products, yet these items typically provide less protein and more sugar and calories compared with gluten-containing alternatives. That is the key finding of…

Mapping complex interactions between sex hormones and neurological health

The brain-pituitary-ovarian axis (simplified). 4A, delta-4-androstenedione; ACh, acetylcholine; DA, dopamine; E1, estrone; E2, estradiol; FSH, follicle stimulating hormone; G, ghrelin; GnRH, gonadotropin-releasing hormone; 5-HT, 5-hydroxytryptamine (serotonin); I, insulin; K, kisspeptin;…

Oldest evidence of systematic stone blade production on the Arabian Peninsula

An international study, led by researchers from Friedrich Schiller University Jena, have uncovered 80,000-year-old stone blades made by Homo sapiens in Arabia. The discovery was made at Jebel Faya, an…

Obesity and medication: When does bodyweight matter?

Credit: freestocks.org from Pexels How can we best treat infectious diseases in people with obesity? Hospital pharmacist and Ph.D. researcher Koen van Rhee studied how obesity affects blood levels of…

Archaeologists revisit Baden-Baden’s Roman “Imperial Baths after 180 Years

Archaeologists from ArchaeoConnect and the State Office for Monument Preservation (LAD) have conducted a study of Baden-Baden’s Roman “Imperial Baths” for the first time in 180 years. Situated beneath Baden-Baden’s…