
The tendency to clutter is common, but it is not the same as hoarding. The latter is a mental health disorder; this person feels distressed by their need to acquire and store possessions. Test your knowledge of common cluttering versus hoarding.
The Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition
Is Compulsive Hoarding a Genetically and Neurobiologically Discrete Syndrome? Implications for Diagnostic Classification S. Saxena, M.D. American Journal of Psychiatry. 2007.
International Journal of Psychology and Psychological Therapy. Hoarding Rating Scale-Interview: Reliability and Construct Validity in a Nonclinical Sample. P. Faraci, et al.