These exercises work better together. If your biceps and triceps were a couple, they'd never argue over who was on laundry versus trash duty. Each has its own main job: Biceps bend your arms, triceps them.
From "The Girl in the Spider's Web" by David Lagercrantz to "Between the World and Me" by Ta-Nehisi Coates, here are the must-read books for 2015. Originally published on Kirkus. For more from Kirkus,