Tag: jackknife crunch

Jackknife Crunch: Try this new variation.

Getting bored of doing normal crunches? Want better toning and greater strength? Well, here is the slight variation of crunches, known as jackknife crunches. Read more to find what they are, how to do and what are the benefits.

HOW TO PERFORM JACKKNIFE CRUNCH?

What is Jackknife Crunch? A Jackknife is an abdominal exercise. 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...

Jackknife Crunch Benefits

The advantages of the jackknife crunch Jackknife Crunch Benefits. The jackknife, also known as the V-up, is a tried-and-true technique to tighten your abs at home. It's one of Kayla Itsines' favourite ab moves....
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