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SESK: Stuff Everyone Should Know · sesk.info/lift-lats-largest-upper-body

The lats are the largest muscles in your upper body. Where are they?

In your back, from below the shoulder blades down toward the lower spine.

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  1. Across the front of your chest
  2. On the top of your shoulders
  3. In your back, below the shoulder blades ✔

Why: Lats is short for latissimus dorsi. These are the largest muscles in the upper half of your body, starting below your shoulder blades and reaching your spine in your lower back.

Huh, didn't know that: Pull-ups, rows and lat pulldowns are the classic lat exercises.

The dad joke
My lats are so wide, I have to walk through doors sideways. Just kidding, I'm just carrying groceries.
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References

Answer: In your back, below the shoulder blades. Lats is short for latissimus dorsi. These are the largest muscles in the upper half of your body, starting below your shoulder blades and reaching your spine in your lower back.

  1. Cleveland Clinic: Back Muscles my.clevelandclinic.org/health/body/21632-back-muscles
    Your lat muscles are the largest muscles in the upper half of your body.
    Checked 2026-10-12.

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That's stuff everyone should know.