Tired of that stubborn belly fat? Get ready for a radical change with our 21-day plank challenge. This isometric exercise, praised by fitness experts, is your secret weapon to strengthen your core, ...

Y ou've probably done a plank or two in your time. Maybe even groaned through a shaky 30 seconds or challenged yourself to a ...

Strong Women Training Club’s 4-week plank challenge has been designed to strengthen your deep core with a series of four 20 minute sessions, which are suitable for all levels. Forget just ...

That’s probably why the five-minute plank challenge went viral during lockdown, with videos of friends attempting to hold the press-up position undoubtedly taking over your Instagram feed at one ...