Jen Widerstrom on Instagram — Image from jenwiderstrom/Instagram

BOCA RATON, April 26 — If you're looking for a workout challenge while spending another weekend in confinement, then fitness trainer Jen Widerstrom has shared her advice on Instagram on how to perfect the side plank.

The fitness star has been sharing easy-to-do-at-home workouts with her followers since the start of the Covid-19 social distancing initiatives, which use minimal equipment and need only the space of a mat.