Easily agitated or alarmed
a thin, nervous woman who always wore black
A tic caused by (or attributed to) nervous dysfunction; (in extended use) a repetitive action, especially one performed out of nervousness; a habitual response.
A person suffering from stress or emotional exhaustion
An overly timid, cautious, or fearful person; one who fusses unnecessarily.
(The condition of having) a stomach or digestive system which is easily disturbed by anxiety, dietary change, etc.
Mental or emotional strain; a (supposed) condition of the nerves associated with this.
Excess energy in a person resulting from anxiety or anticipation
The network of nerve cells and fibres which transmits nerve impulses between parts of the body
A period of mental illness resulting from severe depression, stress, or anxiety
The part of the nervous system responsible for control of the bodily functions not consciously directed, such as breathing, the heartbeat, and digestive processes
The complex of nerve tissues that controls the activities of the body. In vertebrates it comprises the brain and spinal cord
The nervous system outside the brain and spinal cord