The number of friends we have on the social network Facebook is linked to the size of certain brain regions. This is deduced from a study carried out by scientists from the Institute of Cognitive Neurosciences at University College London (United Kingdom), who scanned the brains of 125 university students who were Facebook users and compared the results with the size of their groups of friends, both in the social network as in the real world.
British researchers from the universities of Leeds, Edinburgh and Dundee have found out how the brain protects itself from damage when it is "low on energy". The findings could lead to new treatments for patients at risk for stroke.
Hemispatial neglect consists of a deterioration of the visual centers of a cerebral hemisphere, which causes the affected person to only perceive or pay attention to half of the things that correspond to the side that remains healthy. This spatial perception disorder usually involves the left part of the visual field.
The signals that are generated in the brain when a person succeeds or fails are not processed in a restricted area of the cerebral cortex. The neural connections in these cases extend practically throughout the brain, according to a study by Yale University 'that appears published in the latest edition of the journal' Neuron '.
A new MRI study conducted at the University of Warwick reveals that in people with depression the so-called "hate circuit" is disconnected from the rest of the brain in 92% of cases. However, "there is no indication that depressed people are less likely to hate others," as Jianfeng Feng, co-author of the work, says.
A Yale University study published in the journal Neuroscience reveals that when the creation of new neurons is disrupted in adolescence, individuals become deeply antisocial. However, if the same process is interrupted in adults, no behavioral changes are observed.
Face recognition is a fundamental tool for social interactions between human beings. Without the ability to read other faces and their expressions, it would be difficult to tell friends from strangers at first glance, and we couldn't tell a sad person from a happy one.
Fish, meat, milk, and eggs are the main sources of vitamin B12. A lack of this substance in the diet can cause the brain to lose brain cells and develop cognitive problems, according to a study published in "Neurology," the medical journal of the American Academy of Neurology.
Danni Büchner is invited to Sam Dylan's Halloween party. But the "Goodbye Germany" emigrant has no desire for many other party guests. And find clear words.
