Brain serotonin circuit reverses decline in physical activity with age
Pablo Blanco Martínez de Morentin, Alasdair T. S. Leeson-Payne, Shuwen Mu, Yuliia V. Martynova, Aida Mohammadkhani, Drew M. Neyens, J. Antonio Gonzalez, Jānis Lazovskis, Claudia Cristiano, Daniel R. Crabtree, Claire Fyfe, William Buosi, Daniel Powell, Raffaella Chianese, Matevž Arčon, , Lora K. Heisler
The paper identifies a brain serotonin circuit that contributes to age-related decline in physical activity and shows it can be reversed by targeting specific receptors.
bioRxiv · Dec 27, 2025 · PreprintNeuroscience