Based on the framework of the broaden-and-build theory (Fredrickson in Philos Trans R Soc B Biol Sci 359(1449):1367, <CitationRef CitationID="CR18">2004a</CitationRef>, <CitationRef CitationID="CR19">b</CitationRef>), we proposed that the emotion of gratitude generates upstream reciprocity (UR, which is helping an unrelated third party after being helped) by broadening the...</citationref></citationref>

Research has shown that gratitude makes people happier (McCullough and Tsang in Psychol Gratitude, Oxford University Press, pp 123–141, <CitationRef CitationID="CR24">2004</CitationRef>; Wood et al. in Clin Psychol Rev 30(7):890–905, <CitationRef CitationID="CR38">2010</CitationRef>), healthier (McCullough et al. in J Pers Soc Psychol, 86(2):295–309, <CitationRef CitationID="CR27">2004</CitationRef>), more considerate...</citationref></citationref></citationref>

The issue of elderly care has generated great interest because today, most of us live in an aging society. It has been found that caring for one’s elderly parents is a stressful experience that is related to negative outcomes. In addition, accompanied with the decline in fertility may make...

Since the positive psychology was emerged from 2000s, these positive constructs contribute to athlete’s well-being received much attention in sport. However, gratitude is a topic rarely discussed in the sport psychology. Thus, the current study aims at investigated the relationship between...