Affect

Causes of Fatigue Slideshow Pictures

Medical Definition of Affect

Affect: The emotional tone a person expresses. A person's affect may be appropriate or inappropriate to the situation. One type of inappropriate affect is a flat affect or blunted affect, a common feature of schizophrenia.


Quick GuideThe 14 Most Common Causes of Fatigue

The 14 Most Common Causes of Fatigue

Subscribe to MedicineNet's Depression Newsletter

By clicking Submit, I agree to the MedicineNet's Terms & Conditions & Privacy Policy and understand that I may opt out of MedicineNet's subscriptions at any time.

Reviewed on 5/13/2016

Health Solutions From Our Sponsors