A new Nature Communications study reports the antidepressant Clomipramine may relieve symptoms of primary progressive multiple sclerosis.
A new theory suggests consciousness is a state tied to complex cognitive operations, and not a passive basic state that automatically prevails when we are awake.
Exposing crocodiles to a variety of auditory and visual stimuli while in an MRI, researchers discover their brain processing patterns resemble that of other mammals and birds. The researchers speculate the fundamental mechanisms of sensory processing were formed at an early evolutionary stage.
The use of social media sites such as Facebook does not directly lead to an increased risk of depression. However, social media can trigger depression in users if they post passive content.
Researchers use neuroimaging technology to identify brain differences between those who procrastinate and those who are doers. The study reveals people with poor action control have a larger amygdala, and the connection between the dorsal ACC and amygdala is less pronounced.
Cortisol administration after exposure has no beneficial effects for patients suffering from phobias or anxiety disorders. Arachnophobics who received cortisol following exposure were more likely to relapse when they encountered spiders in a different context.
At the site of injury, nerves release a protein called CXCL12 which attracts growing nerve fibers and keeps them trapped in place. This prevents the nerve fibers from growing in the correct direction to bridge the injury site.