Our PubMed screening during February 2020 had several especially noteworthy papers to choose from to highlight in our blog. Ultimately however, we decided to focus on this report of a remarkable 36% extension of average female mouse lifespan when given an ovarian transplant in middle-age. These results suggest that, at least in females, ovarian function may affect healthspan and lifespan to a greater extent than is usually appreciated at the present time.