New study reveals the effect of extended spaceflight on astronauts' brains SciReports
," said senior author Juan Piantino, M.D., assistant professor of pediatrics in the OHSU School of Medicine."It also forces you to think about some basic fundamental questions of science and how life evolved here on Earth."before and after extended tours of duty on the International Space Station.imaging to measure perivascular space—or the space around blood vessels—in the brains of astronauts prior to their launch and again immediately after their return.
In comparing a large group of deidentified astronauts, the study is the first to comparatively assess an important aspect of brain health in space.Human physiology is based on the fact that life evolved over millions of years while tethered to Earth's gravitational pull. Unbound by the forces of gravity, the normal flow of cerebrospinal fluid in the brain is altered in space.
These spaces are integral to a natural system of brain cleansing that occurs during sleep. Known as the glymphatic system, this brain-wide network clears metabolic proteins that would otherwise build up in the brain. Scientists say this system seems to perform optimally during deep sleep.amount to the underlying"hardware" of the glymphatic system. Enlargement of these spaces occurs in aging, and also has been associated with the development of dementia.
Deutschland Neuesten Nachrichten, Deutschland Schlagzeilen
Similar News:Sie können auch ähnliche Nachrichten wie diese lesen, die wir aus anderen Nachrichtenquellen gesammelt haben.
New Tech Conveys Emotional Touch Long-DistanceComplex social information can be felt through a virtual touch
Weiterlesen »
Halsey Has Long, Blonde 'Forest Witch' Hair in New Makeup-Free SelfiesYes, we've fallen under halsey's spell. No, we don't need saving.
Weiterlesen »
Bexar County's new health department will focus on access, educationA public health director will be hired to oversee the new department as well as a nutrition specialist and a dietitian to inform what services and messaging are needed across the county, said David Smith the county manager.
Weiterlesen »
New Data On Youth Mental Health Is Here ― And It's Not GoodA new report highlights just how urgent the problem is and what needs to be done.
Weiterlesen »
Bulls great Scottie Pippen draws long line of fans at Naperville signing for his new autobiographyFor Chicago Bulls’ fans like Ali Bilardello, the championship teams from the 1990s and players like Scott Pippen will forever be without equal. Getting a chance meeting the legendary player during a book signing in Naperville was a do-not-miss opportunity.
Weiterlesen »
New audio: McCarthy said 25th Amendment 'takes too long'House Republican leader Kevin McCarthy discussed the 25th Amendment on a call with GOP leadership days after the January 6, 2021, attack on the Capitol and said the process “takes too long,” according to an audio recording shared with CNN.
Weiterlesen »