Plank It Out: Start with a 30-second plank, increasing the duration as you progress. It's a quick but effective core workout.
Bicycle Crunches: Perform 20 reps of bicycle crunches to target your obliques and lower abs.
Mountain Climbers: In just one minute, do as many mountain climbers as possible for an intense ab and cardio workout.
Russian Twists: Grab a weight or water bottle and do 3 sets of 10 Russian twists to strengthen your obliques.
Leg Raises: Lie on your back and raise your legs 45 degrees, lowering them slowly for 3 sets of 10 reps.
Sit-Up Punches: Combine core and arm workouts by doing sit-up punches for 1 minute.
Plank Jacks: Add a twist to your planks by doing 3 sets of 10 plank jacks.
Standing Side Crunches: While standing, perform 3 sets of 10 standing side crunches on each side.
Seated Knee Tucks: Sit on the edge of a chair or bench and do 3 sets of 10 seated knee tucks.