I do a 30 day challenge every month. Squats was this month, Planks is next month, I think this will be May!
310 Challenge - 310nutrition- Legs
Beginner Tricep 30 day fitness challenge. There is another one for advanced individuals. For different challenges check out the website
30 day challenges @Elizabeth Lockhart Lockhart Stefaniak
30 Day Arm Challenge: Push-Ups, Tricep Dips, Bicep Curls and Punches
Plank Challenge: The Ultimate Guide to Planks. These plank variations take your ab workout to the next level. Join us!
The 99 Tribesports Workout. My word, I think this is meant to be done as one workout..... Its the burpees and wall squats that are killers!
Batman 30-Day Challenge Workout 100 no-equipment workouts by Neila Rey
What it works: Frontal abs, lateral abs, core. Tip: For fastest results make sure you pull in your lower abdomen which performing ab-strengthening routines. This flattens the muscles and helps align them better, increasing the pull being exerted...
30 Day Plank Challenge