Friday, 31 Oct 2025
  • Contact
  • Privacy Policy
  • Terms & Conditions
  • DMCA
logo logo
  • World
  • Politics
  • Crime
  • Economy
  • Tech & Science
  • Sports
  • Entertainment
  • More
    • Education
    • Celebrities
    • Culture and Arts
    • Environment
    • Health and Wellness
    • Lifestyle
  • 🔥
  • Trump
  • VIDEO
  • House
  • White
  • ScienceAlert
  • Trumps
  • Watch
  • man
  • Health
  • Season
Font ResizerAa
American FocusAmerican Focus
Search
  • World
  • Politics
  • Crime
  • Economy
  • Tech & Science
  • Sports
  • Entertainment
  • More
    • Education
    • Celebrities
    • Culture and Arts
    • Environment
    • Health and Wellness
    • Lifestyle
Follow US
© 2024 americanfocus.online – All Rights Reserved.
American Focus > Blog > Tech and Science > Brain Abnormality in Modern Humans Linked to Ancient Neanderthal DNA : ScienceAlert
Tech and Science

Brain Abnormality in Modern Humans Linked to Ancient Neanderthal DNA : ScienceAlert

Last updated: July 14, 2025 4:05 am
Share
Brain Abnormality in Modern Humans Linked to Ancient Neanderthal DNA : ScienceAlert
SHARE

Neanderthal Genes Linked to Brain Defects, New Study Suggests

A recent study has proposed a fascinating connection between significant brain defects known as Chiari malformations and the genes inherited from Neanderthals. These defects can cause a mismatch between brain shape and skull shape, leading to various health issues.

Chiari malformation type I (CM-I) is a condition where the lower part of the brain extends too far into the spinal cord, often associated with a smaller-than-normal occipital bone at the back of the skull. Symptoms can range from headaches and neck pain to more severe conditions, affecting around 1 in 100 people.

Previous research has suggested that interbreeding between Homo sapiens and other ancient human species may be the root cause of CM-I. A new study led by osteoarchaeologist Kimberly Plomp from the University of the Philippines aimed to test this hypothesis.

The researchers used 3D modeling and shape analysis techniques to compare skulls of individuals with and without CM-I, as well as fossil skulls from ancient species such as Homo erectus, Homo heidelbergensis, and Neanderthals. The analysis revealed that individuals with CM-I had skull shapes similar to Neanderthals, but not to other ancient hominins.

Based on their findings, the research team proposed a Neanderthal Introgression Hypothesis, suggesting that the genes responsible for CM-I are traceable specifically to Neanderthals. This hypothesis challenges previous assumptions and sheds light on the genetic interactions between early Homo sapiens and Neanderthals.

Future research will focus on expanding the sample size of skulls analyzed and testing the hypothesis in diverse populations around the world. This could provide valuable insights into the relationship between CM-I and ancient human populations.

See also  Cuttlefish May Communicate with Discolike Arm Gestures

Ultimately, the study’s findings and methodologies could contribute to a better understanding of Chiari malformations and improve diagnosis and treatment strategies. By unraveling the genetic factors behind these brain defects, researchers hope to develop more effective interventions for affected individuals.

The study has been published in Evolution, Medicine, and Public Health, offering a compelling perspective on the impact of Neanderthal genes on modern human health.

TAGGED:abnormalityAncientbrainDNAHumansLinkedModernNeanderthalScienceAlert
Share This Article
Twitter Email Copy Link Print
Previous Article A Multifaceted Book and Exhibition, ‘Black Earth Rising’ Contends with Colonialism, Land, and Climate — Colossal A Multifaceted Book and Exhibition, ‘Black Earth Rising’ Contends with Colonialism, Land, and Climate — Colossal
Next Article Chicago was supposed to warn residents about toxic lead pipes last year. Most still have no idea. Chicago was supposed to warn residents about toxic lead pipes last year. Most still have no idea.
Leave a comment

Leave a Reply Cancel reply

Your email address will not be published. Required fields are marked *

Popular Posts

‘Double disadvantage’: Poorer pupils less likely to get EHCP

Sutton Trust highlights 'double disadvantage' faced by disadvantaged families when navigating the educational system. Sutton…

October 15, 2025

2 career criminals charged in shooting of off-duty NYPD cop during apparent carjacking attempt: sources

Two career criminals, Denzel Brown and Marvin Dankwah, have been charged with attempted murder for…

April 28, 2025

How Life’s Hardest Moments Became My Greatest Teachers

Trauma is often associated with pain, loss, and adversity. However, for some individuals, trauma can…

June 3, 2025

Donald Trump Says There Are 2 'N-Words' You Can't Use

Donald Trump A New Controversy: The Precarious Use of N-Words Published September 30, 2025 6:59…

September 30, 2025

How Scientists Finally Found a Treatment that Slows Huntington’s Disease

Certainly! Below is a rewritten article, maintaining the essence and structure of HTML, intended to…

October 1, 2025

You Might Also Like

Trump’s Baffling Call for Resuming U.S. Nuclear Tests
Tech and Science

Trump’s Baffling Call for Resuming U.S. Nuclear Tests

October 31, 2025
Nanotyrannus: Dinosaur skeleton settles long debate over ‘tiny T. rex’ fossils
Tech and Science

Nanotyrannus: Dinosaur skeleton settles long debate over ‘tiny T. rex’ fossils

October 30, 2025
A Signal Hidden Deep in Your Brain Could Track Parkinson’s Symptoms : ScienceAlert
Tech and Science

A Signal Hidden Deep in Your Brain Could Track Parkinson’s Symptoms : ScienceAlert

October 30, 2025
Scenes from JS Disrupt | JS
Tech and Science

Scenes from JS Disrupt | JS

October 30, 2025
logo logo
Facebook Twitter Youtube

About US


Explore global affairs, political insights, and linguistic origins. Stay informed with our comprehensive coverage of world news, politics, and Lifestyle.

Top Categories
  • Crime
  • Environment
  • Sports
  • Tech and Science
Usefull Links
  • Contact
  • Privacy Policy
  • Terms & Conditions
  • DMCA

© 2024 americanfocus.online –  All Rights Reserved.

Welcome Back!

Sign in to your account

Lost your password?