A halin yanzu ana binciken manufar tausayi (wanda aka inganta ta addini a cikin addinin Buddah da Kiristanci) a matakin binciken kwakwalwa da ingantaccen tunani. Tausayi, kyautatawa da jin kai na mutum, baya ga amfanar muhalli, yana amfanar da kansa. A matsayin wani ɓangare na salon rayuwa mai tausayi, mutum:
Dalilin irin wannan tasiri mai kyau na salon tausayi ga lafiyar ɗan adam ya ta'allaka ne a cikin gaskiyar cewa tsarin bayarwa yana sa mu farin ciki fiye da karɓa. Daga mahangar ilimin tunani mai kyau, tausayi wani abu ne da ya samo asali daga yanayin ɗan adam, wanda ya samo asali a cikin kwakwalwarmu da ilimin halitta. A wasu kalmomi, a tsawon lokacin juyin halitta, mutum ya sami kwarewa mai kyau daga bayyanar da tausayi da kuma jin dadi. Don haka, mun sami madadin son kai.
A cewar bincike, tausayi haƙiƙa wani ingancin ɗan adam ne da aka samu wanda ke da mahimmanci don kiyaye lafiya har ma da tsirar mu a matsayin nau'in. Wani tabbaci shine gwajin da aka gudanar a Harvard kusan shekaru 30 da suka gabata. Kallon wani fim game da sadaka na Mother Teresa a Calcutta, wadda ta sadaukar da rayuwarta don taimakawa yara matalauta a Indiya, masu kallo sun sami karuwar bugun zuciya da kuma canje-canje masu kyau a cikin hawan jini.