Athlete holding a perfect forearm plank position in a minimalist gym — overlay text-100-Second Plank Challenge
#2: Perform a 100-Second Plank

#2: Perform a 100-Second Plank

Read More
Athlete holding a forearm plank on gym mat, sweat forming, timer in view — overlay text- 100-Second Plank Challenge
100-Second Plank: Can You Hold It?

100-Second Plank: Can You Hold It?

Read More