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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.
The chest fly is performed while lying face up on a bench or standing up, with arms outspread holding weights, by bringing the arms together above the chest. This is a compound exercise for the pectorals. Other muscles worked include deltoids, triceps, and forearms. Equipment: dumbbells, cable machine or "pec deck" machine.
The linea alba is a white, fibrous band that is made of the bilateral rectus sheaths that join at the anterior midline of the body. These enclose the rectus abdominis muscles (a pair of long, linear muscles, commonly called the “sit-up” muscles) that originate at the pubic crest and pubic symphysis, and extend the length of the body’s trunk.
A common exercise using the Roman chair for targeting the abdominal muscles is the "Roman chair sit-ups". It is an old-school exercise known to strengthen the belly. It can also strengthen some secondary stabilizer muscles in the core.
Muscles involved in the front plank include: [7] Primary muscles: erector spinae , rectus abdominis (abs), and transverse abdominis . Secondary muscles ( synergists / segmental stabilizers ): trapezius (traps), rhomboids , rotator cuff , the anterior, medial, and posterior deltoid muscles (delts), pectorals (pecs), serratus anterior , gluteus ...
The leg press can be used to evaluate an athlete's overall lower body strength (from the gluteus Maximus to the lower leg muscles). It can help to build squat strength. [ 2 ] If performed correctly, the inclined leg press can help build knees that can handle heavier free weights, [ 3 ] on the other hand, it also carries a risk of serious damage ...
The crunch or curl-up is an abdominal exercise that works the rectus abdominis muscle. [1] It enables both building and defining "six-pack" abs and tightening the belly. Crunches use the exerciser's own body weight to tone muscle and are recommended by some experts [ like whom? ] , despite negative research results [ citation needed ] , as a ...
This exercise is also known as a "V-Up". Jackknife exercises are designed to strengthen the upper and lower abdominal muscles , particularly the transversus abdominis muscle . There are a number of variations of jackknife exercises that allow people of different ages and ability to work their abdominal muscles.