Navy Plank Challenge. The 30 day plank challenge is one of the best fitness challenges. Cnp is on the road, planking his way across america.
Participants will hold the plank position with their forearms and. The 30 day plank challenge is one of the best fitness challenges. Navy plank challenge day 5, 30 sec30 days to 3 minutes.join me i’m losing the covid 19lbs.follow the chart that’s posted in the comments.visited the ikegami.