I Tried Doing Planks for 5 Minutes Every Day for a Month
5-Minute Daily Plank Workout
Amazon.com: 5-Minute Plank Workout : Alexa Skills
Dr. Subhasree Ray on Twitter: "5-minute plank. In addition to the core, this exercise helps in strengthening the muscles in your back, chest, arms, thighs, and shoulders. Implement in phases. https://t.co/qURugpGAvT" /
Abs Workout - 5 Planks, 10 Minutes - Daily Burn
30 Days to a 5 Minute Plank & Rock-Hard Abs | Physical Living | Health-First Fitness