But even after controlling for gender, unhealthful behaviors, social ties, and divorce, the mortality studies find much of the mortality reduction remaining. Researchers therefore speculate that a set of variables exist that may explain this. These variables include the well-being associated with a coherent worldview, a sense of hope for the long-term future, feelings of ultimate acceptance, and the relaxed meditation of prayer. These variables might also explain another recent finding among the religiously active: healthier immune functioning and fewer hospital admissions