Neuroscience

Mouse study illuminates how fearful memories form

A newly discovered mechanism of fear memory formation in mouse brains may help reduce the negative impact of fear and provide new treatment methods for post-traumatic stress disorder (PTSD) in the future , according to a ...

Neuroscience

New method tracks how psychedelics affect neurons in minutes

Researchers at the University of California, Davis have developed a rapid, noninvasive tool to track the neurons and biomolecules activated in the brain by psychedelic drugs. The protein-based tool, which is called Ca2+-activated ...

Stress (biological)

Stress is a biological term which refers to the consequences of the failure of a human or animal to respond appropriately to emotional or physical threats to the organism, whether actual or imagined. It includes a state of alarm and adrenaline production, short-term resistance as a coping mechanism, and exhaustion. Common stress symptoms include irritability, muscular tension, inability to concentrate and a variety of physical reactions, such as headaches and elevated heart rate.

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