“…In particular, 70% of the studies were conducted with participants suffering from one form of mental or physical health-related challenge which included: 499 terminally ill elderly persons [ 62 ], 362 Muslim patients undergoing haemodialysis [ 63 ], 111 individuals with dementia [ 29 ], 44 couples (dyads) following a first-time cardiac event [ 30 ], 294 patients following an open-heart surgery [ 64 ], 63 outpatients with schizophrenia [ 65 ], 1024 older American adults [ 22 ], 8344 Norwegian cancer patients [ 66 ], 481 terminally ill cancer patients [ 67 ], 198 HIV/AIDS infected patients [ 27 ], 678 military veterans with PTSD [ 68 ], 8405 cancer survivors [ 69 ], 75 ALS patients and their caregivers (dyads) [ 70 ], and 162 Iranian women with breast cancer [ 71 ]. The remaining 30% were conducted with other study populations, including 87 college students [ 72 ], 1287 older Jews in Europe [ 73 ], 208 Jewish men and women [ 74 ], 274 older Koreans living alone in Chuncheon [ 28 ], 107, 683 older adults in a national health survey [ 75 ], and 1774 American adults [ 76 ].…”