Sleep is a critical part of our daily routine.It impacts every organ and system of our body,from the brain to the heart and from cellular metabolism to immune function.A consistent daily schedule of quality of sleep m...Sleep is a critical part of our daily routine.It impacts every organ and system of our body,from the brain to the heart and from cellular metabolism to immune function.A consistent daily schedule of quality of sleep makes a world of difference to our health and well-being.Despite its importance,so many individuals have trouble sleeping well.Poor quality sleep has such a detrimental impact on many aspects of our lives;it affects our thinking,learning,memory,and movements.Further,and most poignantly,poor quality sleep over time increases the risk of developing a serious medical condition,including neurodegenerative disease.In this review,we focus on a potentially new non-pharmacological treatment that improves the quality of sleep.This treatment,called photobiomodulation,involves the application of very specific wavelengths of light to body tissues.In animal models,these wavelengths,when applied at night,have been reported to stimulate the removal of fluid and toxic waste-products from the brain;that is,they improve the brain’s inbuilt house-keeping function.We suggest that transcranial nocturnal photobiomodulation,by improving brain function at night,will help improve the health and well-being of many individuals,by enhancing the quality of their sleep.展开更多
Parkinson＇s disease is a neurological disorder with distinct motor signs of resting tremor,akinesia and/or lead-pipe rigidity,together with non-motor symptoms of impaired smell,cognition and autonomic function.These ...Parkinson＇s disease is a neurological disorder with distinct motor signs of resting tremor,akinesia and/or lead-pipe rigidity,together with non-motor symptoms of impaired smell,cognition and autonomic function.These manifest after a major degeneration of neurones mainly within the brainstem,particularly among the dopaminergic neurones.展开更多
A great challenge in neuroscience has been to understand how neurons communicate.The neuroanatomists of the 19th Century could see neurons stretching processes to contact other neurons,but could not see the detail of ...A great challenge in neuroscience has been to understand how neurons communicate.The neuroanatomists of the 19th Century could see neurons stretching processes to contact other neurons,but could not see the detail of the contact.Many thought that neurons formed a syncytium,with continuity of membranes from one to the next.Over the ensuing two hundred years or so,we have come to understand that the circuity of the brain is not formed by a syncytium of neurons;rather,individual neurons communicate with each other with a range of biological signals.Neurons are highly active cells,with their activity being electrical and their communication being either chemical,electrical or gaseous.展开更多
文摘Sleep is a critical part of our daily routine.It impacts every organ and system of our body,from the brain to the heart and from cellular metabolism to immune function.A consistent daily schedule of quality of sleep makes a world of difference to our health and well-being.Despite its importance,so many individuals have trouble sleeping well.Poor quality sleep has such a detrimental impact on many aspects of our lives;it affects our thinking,learning,memory,and movements.Further,and most poignantly,poor quality sleep over time increases the risk of developing a serious medical condition,including neurodegenerative disease.In this review,we focus on a potentially new non-pharmacological treatment that improves the quality of sleep.This treatment,called photobiomodulation,involves the application of very specific wavelengths of light to body tissues.In animal models,these wavelengths,when applied at night,have been reported to stimulate the removal of fluid and toxic waste-products from the brain;that is,they improve the brain’s inbuilt house-keeping function.We suggest that transcranial nocturnal photobiomodulation,by improving brain function at night,will help improve the health and well-being of many individuals,by enhancing the quality of their sleep.
文摘Parkinson＇s disease is a neurological disorder with distinct motor signs of resting tremor,akinesia and/or lead-pipe rigidity,together with non-motor symptoms of impaired smell,cognition and autonomic function.These manifest after a major degeneration of neurones mainly within the brainstem,particularly among the dopaminergic neurones.
文摘A great challenge in neuroscience has been to understand how neurons communicate.The neuroanatomists of the 19th Century could see neurons stretching processes to contact other neurons,but could not see the detail of the contact.Many thought that neurons formed a syncytium,with continuity of membranes from one to the next.Over the ensuing two hundred years or so,we have come to understand that the circuity of the brain is not formed by a syncytium of neurons;rather,individual neurons communicate with each other with a range of biological signals.Neurons are highly active cells,with their activity being electrical and their communication being either chemical,electrical or gaseous.
