ˈɑːswəld hɐz ˈɔːlsoʊ wˈɜːkt ɔnðə bˌɛnɪfˈɪʃəl ˈɪnfluːəns əvə fɹˈuːtændvˈɛdʒɪɾəbəl dˈaɪət ˌɔn hˈæpɪnəs ænd saɪkəlˈɑːdʒɪkəl hˈɛlθ, ɪn ˈɑːɹɾɪkəlz ɪn sˈoʊʃəl ˈɪndᵻkˌeɪɾɚz ɹᵻsˈɜːtʃ ɪn tˈuː θˈaʊzənd θˈɜːtiːn ænd ðɪ ɐmˈɛɹɪkən dʒˈɜːnəl ʌv pˈʌblɪk hˈɛlθ ɪn tˈuː θˈaʊzənd sˈɪkstiːn.
Oswald has also worked on the beneficial influence of a fruit-and-vegetable diet on happiness and psychological health, in articles in Social Indicators Research in 2013 and the American Journal of Public Health in 2016.