Outdoor

This is an as-told-to essay based on an interview with Sunny Stroeer, a professional adventure athlete and former consultant at Bain, who left in 2015. She owns an outdoor guiding business in Utah and has an expedition company that plans trips for women around the world. She’s also the executive director…

Throughout his life, Matt Kaeberlein felt healthy enough. Despite his day job studying healthy aging, he didn’t have a very regimented workout routine, loved eating red meat, and never really thought much about sleep.”I’ve been lucky that I haven’t had any major health concerns,” Kaeberlein, 54, told Business Insider. “I’ve…