180 seconds

New Entry
Jan 7, 2010 12:00PM 180.0 seconds

tried "yoga" style with straight arms. about the same.

120 seconds

New Entry
Jan 6, 2010 10:14PM 120.0 seconds

60 plank 30L 30R

90 seconds

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Jan 6, 2010 8:55PM 90.0 seconds

120 seconds

New Entry
Jan 5, 2010 11:38PM 120.0 seconds

plank (extra)

190 seconds

New Entry
Jan 5, 2010 10:37AM 190.0 seconds

90 plank 30L 30R

90 seconds

New Entry
Jan 3, 2010 9:55AM 90.0 seconds

90 blank

120 seconds

New Entry
Dec 30, 2009 8:46AM 120.0 seconds

80 plank 20L 20R

120 seconds

New Entry
Dec 24, 2009 8:57AM 120.0 seconds

80 plank. 20 left 20 right

Plank

The Plank is a good way to strengthen the stomach and core muscles without doing sit-ups.