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SESK: Stuff Everyone Should Know · sesk.info/lift-deltoids-shoulder

Which muscles cover the top of your shoulder and help lift your arm to the front, side and back?

Your deltoids, or delts.

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  1. Deltoids ✔
  2. Pectorals
  3. Obliques

Why: The deltoids crown your shoulder, covering the front, side and back of the joint. They help lift your arm in every direction and steady the shoulder when you carry weight.

Huh, didn't know that: The deltoid is shaped like an upside-down triangle, like the Greek letter delta, which gives it its name.

The dad joke
My delts and I are close. We always shoulder the load together.
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References

Answer: Deltoids. The deltoids crown your shoulder, covering the front, side and back of the joint. They help lift your arm in every direction and steady the shoulder when you carry weight.

  1. Cleveland Clinic: Deltoid Muscles my.clevelandclinic.org/health/body/21875-deltoid-muscles
    Your deltoid muscles cover the top of your shoulder. They help you lift your arm to front, side and back.
    Checked 2026-10-12.

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