Older maternal age results in taller, more insulin sensitive offspring. Where life history theory meets the thrifty phenotype.
Women who are older have fewer potential future offspring, and from a life history perspective would be predicted to invest more in a given reproductive effort than younger mothers. For discussion: Are there other examples of younger mothers withholding reproductive effort early in their reproductive careers in order to enhance their survival for later reproduction?
Emergency Physician, Educator, Researcher, interested in the microbiome, evolution, and medicine