NOTE: Ribs should be always kept in the refrigerator (approx. 40 F/4.4 C) before preparation. 1  Take the meat out of the refrigerator. 2  Rinse in cold water. 3  Remove any excess fat and extraneous meat pieces, or stuff you don't want to eat.  Remove the membrane (on inner 1  side). Rinse again, pat dry with a paper towel.
Also, a recent study on 168 college students found that your average college-aged female has a plank time of about 1 minute, 30 seconds, while an average college-aged male has a plank time of about 1 minute, 46 seconds (2).
Hood â who is a personal trainer and group exercise instructor â said his longest plank while training for this challenge had clocked in at four hours and 33 minutes. In the end, he beat his own training time by more than 42 minutes on Saturday.