"I've stopped thinking about myself in a negative way, " says guest coach Chesney Mariani, who has used the virtual reality exercise app every day for a year For 365 days, Chesney Mariani has ...

Gyms have never been my friend. Like, presumably, 99.3 percent of the adult human population, I hate working out. I scrutinize myself in gym mirrors, berate my form and technique, and imagine each and ...