For people antidepressants can’t help, ketamine changes the brain in ways we can now see In A Nutshell For the first time, researchers used a specialized brain scan to watch how ketamine alters a key ...

Claritas NucMed Technologies Ltd (Claritas), a healthcare technology company specializing in state-of-the-art image enhancement, noise reduction, segmentation and quantification, and related AI ...

A new brain-imaging study has revealed how ketamine produces its fast antidepressant effects in people with treatment-resistant depression. Researchers tracked changes in a critical brain receptor ...

Major depressive disorder (MDD) is one of the leading causes of disability worldwide, and approximately 30% of patients develop treatment-resistant depression (TRD), a condition that does not respond ...

Major depressive disorder (MDD) is one of the leading causes of disability worldwide, and approximately 30% of patients develop treatment-resistant depression (TRD), a condition that does not respond ...

A beloved pet cat had his life saved by vets after undergoing a rare operation to remove part of his skull to extract a pea-sized brain tumor. Lucky Biscuit used up one of his nine lives after he was ...

Researchers from Japan have uncovered direct evidence showing how ketamine exerts its rapid antidepressant effects in ...

Alzheimer disease (AD) is the most common cause of dementia and one of the leading causes of death in adults age 65 y or ...

Amyloid PET has become a pivotal imaging biomarker for Alzheimer disease (AD), enabling in vivo detection and quantification of β-amyloid deposition. However, variability in quantitative measurements ...

New noninvasive tools reveal that subtle shifts in brain blood flow and oxygen use may mirror key markers of Alzheimer’s risk ...

Researchers use AI and postmortem tissue to reveal that tau PET scans are often influenced by iron and neuroinflammation rather than tau tangles alone.

Tau proteins play an important role in our normal brain function, mainly by helping to stabilize neurons in the brain. But in Alzheimer’s disease, tau proteins can misfold and tangle inside neurons.