Make sure your home is fully baby-proofed because your little one will be motoring around on his own. "Their goal is figuring out how to interact with his environment," explains Thomas M. Seman, M.D., ...

Is your 5-month-old already trying to plank? In this adorable and informative Life with Lena update, we share Lena’s latest motor development progress, including tummy time wins, baby planking, and ...