Core

Crunches (How To, Muscles Worked, Benefits)

Crunches (How To, Muscles Worked, Benefits)

Crunches are a classic, go-to ab exercise that isolates the rectus abdominis (your “six-pack” muscle) using a short, controlled range of motion. They’re simple, effective, and great for building core awareness and strength—especially in the upper portion of the abs. When performed with good form, crunches are a solid foundational core movement for all fitness…