The ability to learn from experience that certain cues and situations are associated with
threats or safety is crucial for survival and adaptive behavior. Understanding the neural …

The ability to extinguish fear responses to stimuli that no longer predict danger is critical for
adaptive behavior and increases the likelihood of survival. During fear extinction, dopamine …

The population of older adults worldwide is growing, with an urgent need for approaches
that develop and maintain intrinsic capacity consistent with healthy aging. Theory and …

A focal stimulus (object, end state, outcome, event, experience, characteristic, possibility,
etc.) may represent a presence, an occurrence, or something, or it may represent an …

Introduction The population of older adults is growing disproportionately, constituting 13% of
the global population in 2022, and is expected to double by 2050. One of public health's …

Unconditioned responding (UCR) to a naturally aversive stimulus is associated with
defensive responding to a conditioned threat cue (CS+) and a conditioned safety cue (CS−) …

Anxiety disorders are among the most common mental health diagnoses, affecting about a
third of the population in their lifetime. However, approximately a third of individuals with …

Memories are shaped by our emotional state during learning and the integration of
information during sleep. In this thesis I aim to clarify the contributions of rapid eye …

Anxiety disorders are the most prevalent mental health condition and affect one out of nine
individuals around the world. Fear generalization is a neurocognitive mechanism thought to …

Background: At the end of 2019, the COVID-19 first broke out in China. Without any
preparation in advance, the Chinese government unit with the people and enterprises, and …