Nénten mrasidayang rumasa liang utawi punika makudang-kudang defisit ring fungsi hedonik, rumasuk motivasi sane kirang utawi kawagedan ngarasayang kesenengan. [1][2][3][4] Yadiastun definisi sadurungnyane negesang indik nenten prasida ngarasayang kasukan, anhedonia mangkin kaanggen olih panilik anggen nujuang motivasi sane kirang, kasukan antisipatif sane kirang (kayun), kasukan konsumtif sane kirang (seneng), lan defisit ring penguatan. [5][6][7] Ring Manual Diagnostik lan Statistik Gangguan Mental, Edisi Kelima (DSM-5), anhedonia inggih punika komponen saking gangguan depresi, gangguan sane mapaiketan sareng zat, gangguan psikotik, lan gangguan kepribadian, sane kategesang olih kemampuan sane ngirangin antuk ngarasayang minat sane ngirangin ring kagiatan. [8][9] Yadiastun Klasifikasi Statistik Internasional Penyakit lan Masalah Kesehatan sane Mapaiketan, Revisi Kedaso (ICD-10) nenten eksplisit maosang indik anhedonia, gejala depresi sane mirib sareng anhedonia sakadi sane katlatarang ring DSM-5 inggih punika kilangan minat utawi kesenengan. [6]
↑Shankman S, Katz A, DeLizza A, Sarapas C, Gorka S, Campbell M (2014). "The Different Facets of Anhedonia and Their Associations with Different Psychopathologies". Ring Ritsner M (ed.). Anhedonia : a comprehensive handbook. Dordrecht: Springer Netherlands. p. 3. ISBN978-94-017-8590-7. However, there are two components to the positive affect experienced in rewarding situations - anticipatory positive affect (APA) and cunsummatory positive affect (CPA)...Berridge and Robinson [2] describe these constructs as 'wanting' and 'liking', respectively.