017: The best gear to fight sleep deprivation and the dangers of smartphones for kids

Plus: postpartum health risks, an urgent update on mammograms, and more

My third daughter, Ford, was born on May 1. Since then, in the early morning hours new mothers know so well, I’ve been doing a lot of thinking. 

I’ve been thinking about what feels different this time around: a profound awareness of the temporariness of this stage that was nowhere to be found with my first. 

I’ve been thinking about what feels the same: t…