Exercise increases levels of a chemical involved in brain cell growth, which bolsters the release of the "feel good" hormone dopamine, a new study shows. Dopamine is known to play a key role in movement, motivation, and learning.
May 16, 2022
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(Medical Xpress)—Pioneering experiments back in 1982 by Tasaki and Iwasa at the NIH revealed that action potentials in neurons are more than just the electrical blips that physiologists readily amplify and record. These ...
Dog owners whose pets meet during a walk are familiar with the immediate sniffing investigation that typically ensues. Initially, the owners cannot tell whether their dogs will wind up fighting, playing, or trying to mount ...
Sep 23, 2022
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(Medical Xpress) -- Research teams from the US and Korea have together been studying depression and other mood disorders and have found that chronic stress can block a gene whose job it is to maintain healthy neuron connections ...
Ever see something that isn't really there? Could your mind be playing tricks on you? The "tricks" might be your brain reacting to feedback between neurons in different parts of the visual system, according to a study published ...
Mar 30, 2016
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Nearly 40% of people experience syncope, or fainting spells, at least once in their lives. These brief losses of consciousness, whether brought by pain, fear, heat, hyperventilation or other causes, account for a significant ...
Nov 1, 2023
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It's easy to miss something you're not looking for. In a famous example, people were asked to closely observe two groups of people—one group clad in black, the other in white—pass a ball among themselves. Viewers were ...
Mar 19, 2019
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Researchers at the RIKEN Brain Science Institute (BSI) in Japan have demonstrated that astrocytes help control the strength of connections between neurons. Published in Proceedings of the National Academy of Sciences, the ...
Apr 25, 2016
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Puzzled by their experimental results, a team of scientists from Baylor College of Medicine and Texas Children's Hospital investigated why a research tool that was expected to suppress neuronal activity actually was stimulating ...
Aug 13, 2018
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An international study led by researchers from the Instituto de Neurosciencias, UMH-CSIC in Alicante presents a novel multi-omic analysis of the changes in the organization of the genetic material of neurons triggered by ...
Sep 9, 2019
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