On view during Art Basel, a homecoming show at Hauser and Wirth tries to give a full view to the many layers of Meret Oppenheim.

Sol LeWitt: Wall Drawing 413 and 414 (March 1984); Wall Drawing 340 (July 1980). On display in the exhibition Sol LeWitt: A Wall Drawing Retrospective. Photo courtesy of MASS MoCA.

Health and illness are recurring themes in the history of art—they’ve been portrayed in a multitude of ways over the ...