You must cater your resume ... three components of each of your achievements after reading over your resume, with no additional outside information from you. Your achievements form the core ...

Why it works: This exercise strengthens the lower back, glutes, and hamstrings, all crucial components of the core. Contrary to general understanding, the core is not only the abdominal muscles.

I heard that to develop a strong core muscle, I have to do core muscle workouts for 60 minutes each day as an extra workout. Is that true? Also, what's your favorite core exercise? Thanks so much ...