Recently, Canadian scientists determined that the janda sit-up maximized the load placed on the abdominals while minimizing recruitment of the hip flexors. While there is some controversy to this exercise we have found it to be a nice addition to training.

So, what’s the janda sit-up you ask? Attributed to Czechoslovakian physiologist Dr. Vladimir Janda, this form of sit-up attempts to use the principle of reciprocal inhibition to prevent the hip flexors from being recruited during a sit-up.

Example: