
Parenting makes the heart grow fonder, and the brain grow … smaller? Several studies have revealed that the brain loses volume across the transition to parenthood. But researchers like me are still figuring out what these changes mean for parents.

Parenting makes the heart grow fonder, and the brain grow … smaller? Several studies have revealed that the brain loses volume across the transition to parenthood. But researchers like me are still figuring out what these changes mean for parents.