25 Exercises You Need to Be Doing
12 of 25
Core: Mountain Climbers
Start in a traditional push-up starting position — shoulders over hands and weight on just your toes.
Bring your right foot forward, bending the knee and putting weight on the ball of your foot.
Switch legs, bringing the left knee forward while moving the right leg back. This completes one rep.
Source: POPSUGAR Studios
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