happiness underlying factors are considerable from two dimensions: endogenic factors (biological, cognitive, personality and ethical sub-factors) and exogenic factors (behavioral, socialcultural, economical, geographical, life events and aesthetics sub-factors). among all endogenic factors, biological sub-factors are the significant predictors of happiness. existence of significant differences ...

The science of medical genetics is progressing rapidly. The practical importance of this pro­gress should be considered by medical doctors. Both genetic and environmental factors are involved in the abnormail phenotypes considered diseases. The relative significance of the two factors varies from disease to disease. All di­seases can be viewed as falling on a spectrum in this regard. Hereditary...