power-1

Maj. Donald Bigham, deputy chief of the Human Dimension Integration Division, states that adding weight during a plank exercise helps to build core muscles.

Maj. Donald Bigham, deputy chief of the Human Dimension Integration Division, states that adding weight during a plank exercise helps to build core muscles.

Maj. Donald Bigham, deputy chief of the Human Dimension Integration Division, states that adding weight during a plank exercise helps to build core muscles.

0 comments on “power-1

Leave a Reply

%d bloggers like this: