<< offspring produced by older parents often do not live as long, but little is known about why that occurs >>
<< Individuals with longer telomeres or slower rates of telomere loss have been shown to have greater longevity in a wide range of species. There also is evidence the offspring of older parents have shorter telomeres >>
http://m.phys.org/news/2016-01-offspring-older-parents-longevity.html
Britt J. Heidinger, Katherine A. Herborn, et al. Parental age influences offspring telomere loss. Functional Ecology (2015). DOI: 10.1111/1365-2435.12630
http://onlinelibrary.wiley.com/doi/10.1111/1365-2435.12630/abstract