Accumulate 10kms total
Pick 2 options: Run, Row, Bike, Swim, Ruck, Assault Bike, Ski Erg.
Complete the total 10kms using any of the 2 methods above.
In the world of the warrior athlete, cardio should never be left out of your training regime.
It doesn't matter how big or strong you are if you can't sustain your out puts over a long period of time, plus a fast moving target is harder to kill!