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Tag: Brain

COVID19-Brain
New Study Strongly Suggests Covid-19 Enters Brain

Washington: Researchers have now claimed that more and more evidence is coming out that people with Covid-19 are suffering from cognitive effects, such as brain fog and fatigue. The study, published in the journal Nature Neuroscience, found that that the spike protein, often depicted as the red arms of the virus, can cross the blood-brain […]

Brain-Inflammation
COVID-19 Can Cause Delirium, Brain Inflammation

London: Covid-19 can cause severe neurological complications, including delirium, brain inflammation, stroke and nerve damage, warn researchers. Published in the journal Brain, the research team identified one rare and sometimes fatal inflammatory condition, known as ADEM, which appears to be increasing in prevalence due to the pandemic. Some patients in the study did not experience […]

Brain-Health
Air Pollution Can Pose Serious Threat To Brain Health

New York: Although the impact of inhaling polluted air on the lungs is well known, now the researchers have revealed that it can pose a serious threat to brain health as well. The study, published in the journal Chemical & Engineering News, details how researchers are connecting air pollution to dementia, autism and other neurological […]

brain
Brain Networks That Play Key Role In Suicide Risk Identified

London: Researchers have identified key networks within the brain which they say interact to increase the risk that an individual will think about – or attempt – suicide. Combining the results from all of the brain imaging studies available, the researchers looked for evidence of structural, functional and molecular alterations in the brain that could […]

Drink Tea To Boost Your Brain Function

Singapore: Researchers have found that regular tea drinkers have better organised brain regions and this is associated with healthy cognitive function as compared to non-tea drinkers. “Our results offer the first evidence of positive contribution of tea drinking to brain structure, and suggest that drinking tea regularly has a protective effect against age-related decline in […]

brain_
This is how your brain senses an itch

New York: Researchers have discovered how neurons in the spinal cord help transmit itch signals to the brain. Their findings, published in the Journal of the Mechanical Behaviour of Biomedical Materials, will help contribute to a better understanding of itch and could lead to the invention of new drugs to treat chronic itch, which occurs […]

Drugs
Drugs show promise in stroke, dementia prevention

London: Two drugs, in use for treating heart disease and angina, have shown promise in an early trial in preventing stroke and dementia caused by damage to small blood vessels in the brain. The drugs — cilostazol and isosorbide mononitrate — were tested in a group of patients in Britain. The results published in the […]

AI
AI can accurately track neurons faster than humans

New York: Biomedical engineers at Duke University have developed an Artificial Intelligence (AI)-based automated process that can trace the shapes of active neurons as accurately as human researchers, that too in a fraction of the time. The new technique, based on using AI to interpret video images, addresses a critical roadblock in neuron analysis, allowing […]

Brain-Stroke
The gene that could reduce inflammation after stroke

New York: Researchers have found that a gene could help the brain heal itself after a stroke or any other head-related injuries. The study, published in Cell Reports, suggested that a dose of the TRIM9 gene could reduce brain swelling after stroke, prevent damage following a blow to the head (concussion) or encephalitis, which is […]

AI
AI can help treat brain tumours, finds a study

London: Researchers have developed an artificial intelligence-based (AI) method for analysis of brain tumours, paving the way for individualised treatment of tumours. According to the study, published in the The Lancet Oncology, AI machine learning methods, carefully trained on standard magnetic resonance imaging (MRI), are more reliable and precise than established radiological methods in the […]

Gazing at coffee reminders can arouse your brain

Toronto: Finding it hard to concentrate? Just looking at something that reminds us of coffee can cause our minds to become more alert and attentive, according to a new study. “Coffee is one of the most popular beverages and a lot is known about its physical effects,” said Sam Maglio, Associate Professor at the University […]

Stop-drinking
A brain circuit can help reverse craving for liquor

New York: Scientists have found that they can reverse the urge to drink alcohol, finds a study, which may open the door to developing drug or gene therapies to control alcohol addiction. The team at US-based Scripps Research used a laser treatment to temporarily inactivate a specific neuron, which not only reversed alcohol-seeking behaviour but […]

brain
MIT researchers develop MRI sensor to peek deep inside brain

New York: Researchers at the Massachusetts Institute of Technology (MIT) have devised a new magnetic resonance imaging (MRI) technique to image calcium activity deep in the brain. Calcium is a critical signalling molecule for most cells, and it is especially important in neurons. Using the non-invasive technique, the researchers can track signalling processes inside the […]

Brain-cells
Men's brains diminish faster than women's, claims study

New York: While the human brain tends to shrink with age, men’s brains diminish faster than women’s which may explain why the fairer sex are more likely to stay mentally sharp in their later years, finds a study led by a researcher of Indian-origin. The study noted that the brain’s metabolism slows as people grow […]

brain_
Train your brain to form good habits through repetition

New York: If you want to form good habits — like going to the gym and eating healthy — then you need to train your brain by repeating actions until they stick, a new study suggests. The researchers have created a model which shows that forming good (and bad) habits depends more on how often […]

Food-habits
How one good meal makes us happy twice

London: If you thought a good meal satisfies only your taste buds, you could not be further from the truth. New research suggests that our brain rewards twice per meal — once when you eat and then again when the food reaches your stomach. The findings published in the journal Cell Metabolism suggest that a […]

Human-brain
Bigger brain could make you only a little smarter than others

New York: A bigger brain alone cannot guarantee you a pass to the best jobs in the world as researchers have found that an increase in brain volume contributes very little to a person’s intelligence and educational attainment. The study, published in the journal Psychological Science, was based on MRI-derived information about brain size in […]

space-travel
Space travel can alter brain: Study

London: Spending long periods in space not only leads to muscle atrophy and reductions in bone density, it also has lasting effects on the brain, suggests a study. The study, led by a team of neuroscientists from the University of Antwerp in Belgium and Ludwig-Maximilians-University (LMU) of Munich, showed that differential changes in the three […]

immune-cells-brain
Brain's immune cells influence sexual behaviour development: Study

New York: Immune cells in the brain, that are usually ignored by neuroscientists, play a powerful role in influencing an animal’s sexual behaviour towards male or female, according to a research. The researchers found that oestrogen, which plays a major role in development of masculine traits in rats, activates mast cells — a type of […]

Fluid drainage system in brain linked to Alzheimer: Study

New York: Scientists have identified a fluid drainage system in the brain that sheds light on the underlying mechanisms of brain ageing and age-related Alzheimer’s disease. The study demonstrated that meningeal lymphatic vessels in the brain play an essential role in maintaining a healthy homeostasis in ageing brains and could be a new target for […]

Brain-values-foods
Decoded: How eating disorder is linked to brain

New York: Anorexia nervosa — an eating disorder that makes people obsessive about their weight — could alter the brain circuits and impact its taste-reward processing mechanisms, especially for sugar, a study has found. While most people like sweet tasting things, those with eating disorders associate the taste with weight gain and try to avoid […]

infant
Maternal immune system may influence baby's brain

New York: The state of a woman’s immune system during pregnancy may shape the connectivity of her child’s brain, suggests a study, emphasising the influence of maternal health on a child’s susceptibility to psychiatric disorders later in life. The findings showed that short and long-term brain functioning can be influenced by immune system activity during […]

pooch
Touchscreen games may boost brain skills of old pooches

London: Spoiling your old dogs in their twilight years by retiring them to the sofa will not help, instead, letting them play games on a touch screen may boost their brain skills and stave off cognitive decline, finds a study. Similar to humans, regular brain training and lifelong learning create positive emotions that can slow […]

cell
Scientists discover 'anxiety cells' in brain

New York: A team of US neuroscientists has identified “anxiety cells” in the brains of mice, an advance that may boost the treatment of humans suffering from anxiety disorders. The researchers found the cells inside a structure called the hippocampus, a region of the brain vital for learning and memory. But the cells probably exist […]

Salad
Eating salads daily may keep your brain 11 years younger

New York: Eating one to two servings of salad with spinach, lettuce and kale daily may keep your brain 11 years younger as well as prevent dementia, according to a study. The study found that people who ate at least one serving of green, leafy vegetables a day had a slower rate of decline on tests […]

deepression
Know the brain mechanism behind depression

London: People suffer from major depressive disorders due to alterations in the activity and connectivity of brain systems underlying reward and memory, says a new research. The findings, published in the journal Biological Psychiatry: Cognitive Neuroscience and Neuroimaging, provide clues as to which regions of the brain could be at the root of symptoms, such […]

Sex, aggression overlap in male brains: Study

New York: Brain structures that control aggressive and sexual behaviour are controlled differently in females, but they tend to overlap in males, a new study has found. Male circuits for sex and aggression were earlier traced to a distinct part of the hypothalamus, known as the ventromedial hypothalamus, or VMHvl — located on the underside […]

Excessive brain cell growth after head injury bad for brain

New York: Turning conventional wisdom on its head, researchers including one of Indian-origin, have found that the excessive burst of new brain cells after a traumatic head injury that scientists have traditionally believed helped in recovery could instead lead to epileptic seizures and long-term cognitive decline. The findings published in the journal Stem Cell Reports […]

How the brain copes with ageing

New York: As the brain begins to shrink with age, it increases communication between the two brain hemispheres to help older people compensate for the negative aspects of ageing, new research has found. “This study provides an explicit test of some controversial ideas about how the brain reorganises as we age,” said lead author Simon […]

Brain
Emotionally unstable have different brain structure

London: The orbito-frontal cortex, an area in the lower frontal lobe, is smaller in the people who have problems with regulating emotions, a study says. People vary in how often they become happy, sad or angry, and also in how strongly these emotions are expressed. However, there are people who find it difficult to regulate […]

Binge eating
Hormone deficiency in brain may cause binge eating

New York: Absence of an hormone in the brain may trigger overeating behaviour in people who eat for pleasure rather than hunger, researchers report. In the lab experiments, researchers found that when the “glucagon like peptide-1” (GLP-1) hormone was reduced in the central nervous system of mice, they overate and consumed more high fat food. […]

Brain
Simple test to spot Alzheimer's risk

New York: An affordable non-invasive test that detects electrical activity in the brain may be used to spot people who are at the risk of Alzherimer’s, say researchers. Electroencephalogram (EEG) technology can be used to measure cognitive deficits in people with amnestic mild cognitive impairment (aMCI). Individuals with aMCI are at twice the risk of […]

Brain
Our brain has a map for social navigation

New York: The brain region that helps us remember locations and distances can also guide us how emotionally close we are to others, a study has found. The team from Mount Sinai Hospital focused on evidence for the existence of a “social map” in the hippocampus, the part of the brain that remembers locations in […]

brain
Brain size influences survival

The ones with the biggest brains could indeed be the fittest to survive in this world as researchers have found that in times of crisis, even fish with larger brain sizes have an advantage over their peers

Electric brain stimulation affects IQ: Study

New York: Contrary to popular belief, electric brain stimulation method used to boost brainpower is actually detrimental to IQ scores, a new research has found. Using a weak electric current in an attempt to boost brainpower or treat conditions has become popular among scientists and do-it-yourselfers, but the new study adds to the increasing amount […]

Depression does lead to fuzzy thinking

New York: If you are depressed and feel that your thinking ability has become “fuzzy” or less sharp, you are right. A new study has shown that the effect is indeed real, adding that this condition falls in the category of mood disorders. For the study, researchers from the University of Michigan’s medical school and […]

Challenging work tasks sharpen brain

London: If your job requires more speaking, developing strategies, conflict resolution and managerial tasks, you may be better protected against memory and thinking decline in old age than your co-workers, says a study. “Our study is important because it suggests that the type of work you do throughout your career may have even more significance […]

Brain goes silent when we talk loud

The part of the brain identified as the command centre for human speech does not actually work when we speak loudly, a study reveals

brain
Permanent stress may lead to mental disorders

Permanent stress may activate immune cells which can cause changes to the brain resulting in mental disorders such as schizophrenia, a new study has warned

brain
New ideas change your brain cells

Scientists have found that an important molecular change occurs in the brain when we learn and remember

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