anxiety: A nervous reaction to events causing excessive uneasiness and apprehension. People with anxiety may even develop panic attacks.
average: (in science) A term for the arithmetic mean, which is the sum of a group of numbers that is then divided by the size of the group.
behavior: The way something, often a person or other organism, acts towards others, or conducts itself.
chronic: A condition, such as an illness (or its symptoms, including pain), that lasts for a long time.
clinical: (in medicine) A term that refers to diagnoses, treatments or experiments involving people.
coauthor: One of a group (two or more people) who together had prepared a written work, such as a book, report or research paper. Not all coauthors may have contributed equally.
cognitive: A term that relates to mental activities, such as thinking, learning, remembering and solving puzzles.
colleague: Someone who works with another; a co-worker or team member.
depression: (in medicine) A mental illness characterized by persistent sadness and apathy. Although these feelings can be triggered by events, such as the death of a loved one or the move to a new city, that isn’t typically considered an “illness” — unless the symptoms are prolonged and harm an individual’s ability to perform normal daily tasks (such as working, sleeping or interacting with others). People suffering from depression often feel they lack the energy needed to get anything done. They may have difficulty concentrating on things or showing an interest in normal events. Many times, these feelings seem to be triggered by nothing; they can appear out of nowhere.
distraction: Any event or situation that draws someone’s attention away from whatever had been his or her main focus. Distractions can be external events, such as sounds or sights; or they can be internal events, such as thoughts or emotions.
echo: To bounce back. For example, sound bouncing off walls of a tunnel, and returning to their source. Radio waves…
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