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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 ...
Kaiser said traditional crunches can't effectively target the body's deep core stabilizers — the muscles in our mid-section (like the transverse abominis) that can help our core "appear flatter."
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."
Okay, so traditional crunches are out. What is a better way to strengthen your ab muscles without putting unnecessary strain on your lower back and neck? “Rather than sit-ups, I recommend core ...
These are the best lower ab workouts for women to strengthen the deep core muscles and lower stomach. This women's lower ab workout from a trainer gets results.
The Oxford English Dictionary describes callisthenics as "gymnastic exercises to achieve fitness and grace of movement". [2] The word calisthenics comes from the ancient Greek words κάλλος (kállos), which means "beauty", and σθένος (sthenos), meaning "strength". [2] It is the art of using one's body weight as resistance to develop ...
One of the common complaints about traditional crunches is the strain they can put on your neck and lower back. The reverse crunch, on the other hand, involves lifting your hips rather than your ...
This glossary of biology terms is a list of definitions of fundamental terms and concepts used in biology, the study of life and of living organisms.It is intended as introductory material for novices; for more specific and technical definitions from sub-disciplines and related fields, see Glossary of cell biology, Glossary of genetics, Glossary of evolutionary biology, Glossary of ecology ...