Question: ab workouts you can do in your room?
Answer:  Hamstring Curl. Works: Hamstrings, glutes, abs and lower back. ... ,  McGill crunch. Works: Front and lateral abdominals. ... ,  Single-leg glute bridge. Works: Glutes, hamstrings, abs and lower back. ... ,  Straight-arm plank with jumps. ... ,  Reverse lunge with twist. ... ,  Side-plank with leg lift.