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Psychology Archive

Stress (psychological)

In psychology, stress is a feeling of strain and pressure. Small amounts of stress may be desired, beneficial, and even healthy. Positive stress helps improve athletic performance. It also plays a factor in motivation, adaptation, and reaction to the environment. Excessive amounts …

Handedness is a better

Handedness is a better (faster or more precise) performance or individual preference for use of a hand, known as the dominant hand. Handedness is not a discrete variable (right or left), but a continuous one that can be expressed at levels between …

Compulsive disorder

Obsessiveā€“compulsive disorder (OCD) is a mental disorder where people feel the need to check things repeatedly, perform certainĀ routines repeatedly (called “rituals”), or have certain thoughts repeatedly. People are unable to control either the thoughts or the activities. Common activities include hand washing, …