Ljubaphoto/Getty Images“I’m going for a walk!” I yell up the stairs to my family as I snatch my earbuds from the large silver fish-shaped dish on our entry table. It’s become such a frequent occurrence lately that it’s starting to feel like a ritual: I wake up, see or read some infuriating new headline, feel the sickly heat of anger start to swell up in my chest, and holler that familiar refrain to my household before bolting out the door and down the street, arms pumping, jaw set, mentally steaming.A year or two ago, I might have joked I was going on another “hot girl walk.” We all know the t...