Brainwave-reading tech maintains optimum dosage of general anesthesia

Administering general anesthesia is a tricky business, as you don’t want to under- or overdo it. With that quandary in mind, scientists have now developed an automated system that continuously adjusts the dosage, based on the patient’s brain waves.Cont… Continue reading Brainwave-reading tech maintains optimum dosage of general anesthesia

Scientists ID ‘tap out’ molecule that tells a loser when to leave a fight

Scientists have identified the molecular mechanism that causes a losing zebrafish to withdraw from a battle. While fighting fish in general may not spark a lot of interest, the fact that zebrafish and humans have very similar neurobiology means this di… Continue reading Scientists ID ‘tap out’ molecule that tells a loser when to leave a fight

Bad grammar cause real physical stress, study reveals

A new study has shown, for the first time, what many of us have long felt: that observing grammar mistakes can trigger negative physical reactions, including one that stems from the part of our sympathetic nervous system that initiates the fight or fli… Continue reading Bad grammar cause real physical stress, study reveals

Common heart condition linked to 45% higher risk of cognitive decline

A large UK study has linked abnormal heart rhythm to cognitive decline, which is the latest in a growing body of evidence suggesting that there is a significant correlation between common heart conditions and the risk of dementia.Continue ReadingCatego… Continue reading Common heart condition linked to 45% higher risk of cognitive decline

Magnetic stimulation improves movement & balance 12 years after stroke

Researchers have used repetitive magnetic stimulation on the brain of a man who’d had a cerebellar stroke 12 years ago, improving his walking speed, balance, and coordination. The innovative treatment could help people whose movement has been impaired … Continue reading Magnetic stimulation improves movement & balance 12 years after stroke

In a first, memory shown to have two distinct past and future paths

For the first time, scientists have teased apart two parts of our memory that makes the all-important whole

For the first time, scientists have found that the region in our brain that houses memory is made up of not one but two sections: one that deals with past experiences of time and places, and one that is more predictive, and actively constructs future behaviors.

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Converting brain immune cells into neurons aids post-stroke recovery

Researchers have converted brain immune cells into neurons, replacing damaged ones and restoring function in stroke-affected mice. The next step is to see if the same results can be achieved using human brain cells, opening the door to a potential trea… Continue reading Converting brain immune cells into neurons aids post-stroke recovery

Research uncovers why antidepressants can take weeks to start working

Using a new kind of neuroimaging tool, researchers have uncovered evidence to help explain how antidepressant medications work, and why they take so many weeks to kick in.Continue ReadingCategory: ScienceTags: Depression, Neuroscience, Brain, Drugs Continue reading Research uncovers why antidepressants can take weeks to start working

MRI scans reveal OCD alters the brain’s decision-making mechanisms

Researchers have scanned the brains of adolescents with obsessive-compulsive disorder, OCD, while they performed decision-making tasks and identified the specific areas affected by the condition. The study sheds light on the biological basis of OCD and… Continue reading MRI scans reveal OCD alters the brain’s decision-making mechanisms