There are two lifelines, represents the comparison longevity?

Lifeline represents strength, constitution, genetic quality, healthy life, and so on, if it is a lifeline for complete and long, usually no disease no disaster, the body is strong, resistance is strong, on the other hand, the lifeline incomplete and short, so vulnerable to infection, physical weakness, resistance is poor.If there are dual lifeline, like have two mother in protection, easy to have noble to help people especially women, so the body is strong, difficult to solve, the process of growth, no so much trouble, live more happy, happy, natural longevity and health.