The study, which was published in the journal Proceedings of the National Academy of Sciences, has raised eyebrows among some scientists but, according to the authors, the findings suggest that the midlife crisis may have its roots in the biology humans share with our closest evolutionary cousins.

The findings of the study, which was published in the journal Proceedings of the National Academy of Sciences, suggest that the midlife crisis may have its roots in the biology humans share with our closest evolutionary cousins.
