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The human brain is the center of the human nervous system and is a highly complex organ. Enclosed in the cranium, it has the same general structure as the brains of other mammals, but is over three times as large as the brain of a typical mammal with an equivalent body size.

Study finds disruptions in functional brain connectivity in people with schizophrenia

Schizophrenia, a neurodevelopmental disorder that features psychosis among its symptoms, is thought to arise from disorganization in brain connectivity and functional integration.

17 Oct 2023

Female sex hormones play significant role in Alzheimer's disease

Alzheimer's disease disproportionately affects women, who represent about two-thirds of those diagnosed with the late-onset type of the disease.

17 Oct 2023

Does inflammatory bowel disease have a causal relationship with extracolonic tumors?

Whether inflammatory bowel disease (IBD) is causally related to extracolonic cancers.

17 Oct 2023

Fluctuating blood pressure may be a hidden culprit in dementia risk for seniors

Australian researchers find that fluctuating blood pressure, not just high levels, is associated with an increased risk of dementia and vascular issues in older adults. The study suggests that blood pressure variability could be an early marker for cognitive impairment, opening new avenues for treatment.

17 Oct 2023

Fluorescence lifetime imaging shows promise for improved tumor detection

Removing a patient's tumor while sparing healthy tissue requires exquisite precision, but often surgeons must rely on their eyes and hands to determine where to cut.

16 Oct 2023

Lab-grown skin organoids help scientists understand monkeypox infection

Skin organoids offer a powerful platform for drug discovery in the ongoing fight against the virus formerly known as monkeypox.

16 Oct 2023

Paxlovid treatment provides protection against COVID-19 for both mother and child

A new mouse model of infection with the COVID-19-causing SARS-CoV-2 virus during pregnancy tracks closely the disease course doctors have observed in SARS-CoV-2-infected pregnant patients, and suggests that treatment with the antiviral Paxlovid provides protection for both mother and child.

16 Oct 2023

Women more likely than men to develop depression after traumatic brain injury

Women are nearly 50% more likely than men to develop depression after suffering a concussion or other traumatic brain injury (TBI), according to an analysis of nine studies and nearly 700,000 people presented at the ANESTHESIOLOGY 2023 annual meeting.

16 Oct 2023

Finding the correlation between cancer and stroke risk

Patients with a previous or current cancer diagnosis are more likely to have a stroke than the general population, but how are specific cancers and treatments associated with stroke risk?

16 Oct 2023

Study links long COVID to gut inflammation and serotonin deficiency

Patients with long COVID – the long-term symptoms like brain fog, fatigue, or memory loss in the months or years following COVID-19 – can exhibit a reduction in circulating levels of the neurotransmitter serotonin, according to new research published today in Cell.

16 Oct 2023

Study shows outsized toll of dementia on family caregivers and finances

Most people think of dementia as something that affects a person's brain. But a new study shows just how much damage it does to a person's wallet and bank account too – as well as the higher demands it places on their family members.

16 Oct 2023

Researchers identify new biomarker to predict neuronal regeneration after injury

Neurons, the main cells that make up our brain and spinal cord, are among the slowest cells to regenerate after an injury, and many neurons fail to regenerate entirely.

16 Oct 2023

Doctors abandon a diagnosis used to justify police custody deaths. It might live on, anyway.

Brooks Walsh hadn't questioned whether "excited delirium syndrome" was a legitimate medical diagnosis before the high-profile police killings of Elijah McClain in Colorado in 2019 and George Floyd in Minnesota in 2020.

16 Oct 2023

AI innovation "Sturgeon" transforms classification of central nervous system malignancies

Sturgeon, a patient-agnostic transfer-learned neural network, to enable molecular subclassification of CNS malignancies.

16 Oct 2023

AI-powered unbiased pain detection system holds promise for improving patient care

An automated pain recognition system using artificial intelligence (AI) holds promise as an unbiased method to detect pain in patients before, during and after surgery, according to research presented at the ANESTHESIOLOGY 2023 annual meeting.

15 Oct 2023

Is your happiness hardwired? New study dives into the genetics of joy

The study reveals that the genetic basis for happiness is consistent across various age groups and ancestral backgrounds, influencing well-being measures like confidence and calmness. It also finds that this genetic predisposition affects specific brain structures related to psychological and cognitive health.

15 Oct 2023

Investigational drug restores calcium levels in rare genetic disorder

An investigational drug, encaleret, restored calcium levels in people with autosomal dominant hypocalcemia type 1 (ADH1), a rare genetic disorder marked by an imbalance of calcium in the blood and urine, as well as abnormally low levels of parathyroid hormone, which regulates blood calcium levels.

13 Oct 2023

Deep brain stimulation improves memory and promotes neuron growth in Rett mice

A recent study from the lab of Dr. Jianrong Tang, associate professor at Baylor College of Medicine and principal investigator at the Jan and Dan Duncan Neurological Research Institute (Duncan NRI) at Texas Children's Hospital shows that deep brain stimulation (DBS) of a specific brain region results in a significant and sustained improvement of memory in Rett mice.

13 Oct 2023

New technique to control severe bleeding increases risk of death, study finds

A new technique used to control severe bleeding in injured patients has been found to increase the risk of death, according to new research from the University of Aberdeen, in Scotland, which was led by University of Alabama at Birmingham trauma surgeon and professor Jan Jansen, Ph.D. Jansen was a surgeon and researcher in Aberdeen before moving to the United States in 2017.

13 Oct 2023

Study provides insights into atrial fibrillation detected after stroke

Worldwide, millions of stroke survivors undergo prolonged cardiac monitoring, leading to the discovery of atrial fibrillation, or irregular heartbeats, in up to 1.5 million of these patients each year.

13 Oct 2023