Caring for grandchildren linked with surprising health benefit

Older adults who look after their grandchildren might also be doing themselves a favor. New research suggests that it could be linked to a longer life for the caregivers.The study, published in the journal Evolution and Human Behavior, found that grandparents who helped care for their grandchildren lived an average of five years longer than those who did not.The international group of researchers also found a similar effect among seniors without grandchildren who cared for kids outside their own