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Reverse crunches work your oblique muscles and the rectus abdominis, the pair of muscles that run vertically down the core and are responsible for giving your core that “six-pack” look.
Lower your hip toward the floor, then lift it back up to the starting position. Repeat on the other side. Perform three sets of 15 reps per side. RELATED: 10 Best Six-Pack Exercises To Do With Weights
Abdominal muscles have many important functions, including breathing, coughing, and sneezing, and maintaining posture and speech in a number of species. [4] Other abdominal functions are that it helps "in the function of support, containment of viscera, and help in the process of expiration, defecation, urination, vomiting, and also at the time of childbirth."
"Do not hollow your stomach or press your back against the floor", McGill says. Gently lift your head and shoulders, hold briefly and relax back down. [4] Research has shown that both sit-ups and crunches are mediocre strength-building exercises and have injured many people. [3] In a crunch, unlike a sit-up, the lower back stays on the
The plank is a full-body exercise that primarily targets the core muscles, including the abdominals and back. ... Standing side crunches work the obliques and help improve balance and stability ...
Sit-up form. The sit-up is an abdominal endurance training exercise to strengthen, tighten and tone the abdominal muscles.It is similar to a curl-up (that target the rectus abdominis and also work the external and internal obliques), but sit-ups have a fuller range of motion and condition additional muscles.
Lean back just a bit, maintain a straight back, and lift your feet off the floor. Twist your torso to the left, then to the right, touching the floor with your hands on each side. Complete 15 to ...
Extending the knee joint (often called a straight leg raise) [4] increases the demands of leverage on both hip and spine flexors. It also allows the rectus femoris muscle to contribute, for both the supine straight leg raise and the hanging straight leg raise versions, although the muscle will be in active insufficiency in the latter case.
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