Good news for anyone who's living room doubles as a fitness studio: You can totally, 100-percent score a hardcore by doing ab workouts at home.

Yep, even from home, all you need to create an effective abs workout and sculpt your midsection is to incorporate exercises that target all four of the major muscle groups in your midsection—the transverse abdominis, rectus abdominis, internal obliques, and external obliques.