Get a Flat Belly in 10 Minutes

Knee-Up with Overhead Press

Targets: Shoulders, abs, glutes

• Sit on mat with knees bent and feet on floor, holding dumbbells near shoulders, elbows by sides, palms in.
• Lean back slightly and extend arms overhead as you lift feet a few inches off floor and bring knees toward chest.
• Hold position for 1 to 3 counts; return to start. Do 15 reps.