From Wikipedia, the free encyclopedia. Military branch (also service branch or armed service) is according to common standard the subdivision of the national armed forces of a sovereign nation or state. In classical terminology, the three basic military branches are the Army, Air Force, and Navy. Army. Air Force.
Health factors in the County Health Rankings represent what influences the health of a county. We measure four types of health factors: health behaviors, clinical care, social and economic, and physical environment factors. In turn, each of these factors is based on several measures. A fifth set of factors that influence health (genetics and biology) is not included in the Rankings. Alcohol & Drug Use.
If a woman has a negative Rh factor and her partner has a positive Rh factor, she is considered to be at risk because it can cause the baby to become Rh positive. During pregnancy, the blood supplies of the fetus and the mother are separate, but there are instances it can be passed through to the child.