“…In past experiments, performing kind acts has been shown to increase personal happiness (Dunn et al, 2008;Layous, Lee, Choi, & Lyubomirsky, 2013;Lyubomirsky et al, 2005;Nelson, Layous, Cole, & anagrams, persisted at the task longer, tried more combinations for all anagrams (including unsolvable ones) and reported more motivation toward the task (Erez & Isen, 2002; see also Kavanagh, 1987). Similarly, in a health context, individuals induced into a positive mood reported higher self-efficacy in managing a hypothetical illness, as well as greater intention to put effort into fighting the illness, than those induced into a negative mood (Schuettler & Kiviniemi, 2006).…”