American designers, from Frank Lloyd Wright to the Shakers, inspired the clean lines of FormaFantasma’s first U.S. show.

How to: Assume a high-plank position with your hands holding a pair of dumbbells, arms extended, palms facing each other without a crease at the wrists, and feet slightly wider than hip-width apart.

Brush up in surprising ways. Painting isn't just for your walls—it's an easy way to add personality, color, and an element of ...