“…Based on the 2011 baseline data from the China Health and Retirement Longitudinal Study 17 whose data cover 17,705 individuals aged 45 or older, living in 10,287 households in 450 rural villages or urban communities with 6,739 observations with complete information, the effects were significantly stronger for losing all the children, similar to losing the only child, than those having a living child or not losing, compared the mental health, happiness and loneliness after adjusting for demographic and socioeconomic characteristics. Previous research also has shown that bereaved parents exhibit more symptoms of depression, anxiety, loneliness, grief, and posttraumatic stress disorder than did their non-bereaved counterparts 18,19 . Meanwhile, bereavement was associated with long-term mortality due to illness (e.g., cancer), presumably because of stress, a weakened immune system, or poor health behaviors (e.g., smoking, alcohol consumption).…”