There’s a decent chance you’ve blown your New Year’s resolution by now. So let’s ease into things with Paul F. Campos’ NY Times piece on a new meta-analysis of the relationship between body weight and mortality risk. “The results ought to stun anyone who assumes the definition of ‘normal’ or ‘healthy’ weight used by our public health authorities is actually supported by the medical literature.” In short, if you want to live longer, you may need to gain some weight: Our Absurd Fear of Fat.

+ Speaking of resolutions, Mark Zuckerberg posted that his goal for 2016 is to “build a simple AI to run my home and help me with my work. You can think of it kind of like Jarvis in Iron Man.”