Hormone helps mice live longer and avoid obesity
Nature, Published online: 25 June 2025; doi:10.1038/d41586-025-01896-1Male mice that make high levels of fibroblast growth factor 21 stay lean as they age — a finding that could translate to humans.

Nature, Published online: 25 June 2025; doi:10.1038/d41586-025-01896-1Male mice that make high levels of fibroblast growth factor 21 stay lean as they age — a finding that could translate to humans.