To tone up your upper body for strapless dress and tank top season, push-ups are my favorite. I love that you don’t need any equipment to do them, and they’re so effective that it only takes a few reps before you start feeling it. Here’s a challenging variation that will also increase flexibility in your lower back. Music: “Every Ghetto, Every City” by Lauryn Hill To learn how to do this exercise, read more. Come into plank position (top of a push-up), with your hands under your shoulders, and your body in one straight line. As you bend your elbows out to the side and lower your torso toward the floor, step your right leg through

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Push-Up Variation: Grasshopper Push-Up