Medical Xpress news

Medical Xpress / 'Three-hit model' involving genes and environment describes possible causes of autism

A new University of California San Diego School of Medicine study offers a unified biological model to explain how genetic predispositions and environmental exposures converge to cause autism spectrum disorder (ASD).

5 hours ago in Autism spectrum disorders
Medical Xpress / Slow tapering plus therapy most effective strategy for stopping antidepressants, research finds

For adults who have recovered from depression with the help of antidepressants, gradually reducing medication together with psychological support appears to be as effective as remaining on antidepressants for preventing relapse, ...

5 hours ago in Medications
Medical Xpress / Body image issues in adolescence are linked to depression in adulthood, twin study finds

Teenagers who are unhappy with their bodies are more likely to develop symptoms of eating disorders and depression in early adulthood, according to a new study led by University College London (UCL) researchers.

5 hours ago in Psychology & Psychiatry
Medical Xpress / Key chemical in dark chocolate may slow down aging

A chemical found in dark chocolate could slow the rate of biological aging. Research from King's College London has found that the chemical theobromine, a common plant compound that comes from cocoa, could have anti-aging ...

14 hours ago in Health
Medical Xpress / Your brain on imagination: Study reveals how the mind's eye helps us learn and change

A new study led by cognitive neuroscientists at the University of Colorado Boulder and the Max Planck Institute for Human Cognitive and Brain Sciences shows that merely imagining a positive encounter with someone can make ...

12 hours ago in Psychology & Psychiatry
Medical Xpress / Years of war in Ukraine leave adolescents facing a growing mental health emergency

Adolescents who have lived through the escalating phases of the Russo-Ukrainian war are experiencing alarming levels of psychological distress, according to a new large-scale time-trend study from the Research Center for ...

11 hours ago in Psychology & Psychiatry
Medical Xpress / Immune system's 'on-off' switch may hold answers for cancer and autoimmunity

A single signaling pathway controls whether immune cells attack or befriend cells they encounter while patrolling our bodies, researchers at Stanford Medicine have found. Manipulating this pathway could allow researchers ...

Medical Xpress / How the immune system stalls weight loss

Researchers at the University of California San Diego School of Medicine have uncovered a surprising new function for immune cells: preventing excess weight loss.

12 hours ago in Immunology
Medical Xpress / Study links gut and bloodstream infections in newborns within sub-Saharan Africa for the first time

New research from Liverpool School of Tropical Medicine (LSTM) has shown gut and bloodstream infections are caused by the same bacteria, giving hope of better prevention and diagnosis of deadly neonatal sepsis.

Medical Xpress / Genetic modifier of Friedreich's ataxia points toward treatment for devastating disorder

Friedreich's ataxia (FA) is a rare but devastating genetic disorder. Those with the condition are often diagnosed between 5 and 15 years of age and live only into their 30s or 40s. There is no widely approved treatment that ...

12 hours ago in Genetics
Medical Xpress / In pneumonia's tug-of-war, lung microbiome could tip the balance

Northwestern University scientists have potentially uncovered a previously unknown, hidden player in pneumonia. In a new study, scientists found the lungs' own microbial community, or microbiome, appears to influence how ...

Medical Xpress / Pulmonary fibrosis traced to key signaling pathway

Idiopathic pulmonary fibrosis (IPF) is a chronic disease in which healthy lung tissue is gradually replaced by scar tissue. While the early events that initiate this change are poorly understood, recent research suggests ...