Our expert’s motto: “Once twisted, always twisted.” Hardwood lumberyards sell rough-sawn lumber in various thicknesses. Most ...

There are days in the original challenge that jump up 30 seconds and that was just too rough for me and probably for many others too. This challenge allows your body to get used to the plank in much ...

To do a plank correctly, lie face down with your forearms on the ground, elbows under your shoulders, and legs extended behind you. Make sure to keep a straight line from your head to your heels ...