Oliver Bee RMTRegistered Massage Therapist

Massage therapy · Kitchener–WaterlooOblique Muscle Strain

Low Back & Pelvis

What It Is

An oblique muscle strain is a strain to one of the muscles within the abdominal wall (the muscles of your tummy and sides). Muscle strains happen when a muscle is stretched beyond its limits and some of the muscle fibres tear (NHS, 2024; Cleveland Clinic, 2021). Most of the time, the strain causes a small tear in the muscle. On rare occasions, a severe injury or a high-speed impact can damage the muscle where it attaches to the bone (Mehta, Daftary and Lawande, 2021).

Oblique muscle strains are not particularly common. They can be caused by

  • Sports injuries, especially in sports with a lot of twisting, reaching and side-to-side movement of the trunk, such as cricket bowling, tennis or football (Cleveland Clinic, 2021; Mehta, Daftary and Lawande, 2021)
  • Over-use of the abdominal muscles, such as over-training in the gym, repeated sit-ups, or sports that involve a lot of oblique muscle strength
  • Blunt trauma, such as an impact in martial arts or boxing
  • Not warming up before exercise, which is a common cause of strains (NHS, 2024)

The main symptom of an oblique muscle strain is pain at the side or front/side of your abdomen. It is also likely that you will have some pain twisting from a seated position, and when getting up from bed or after sitting for a long time (Cleveland Clinic, 2021).

Oblique Muscle Strain Anatomy

The oblique muscles are part of the abdominal muscles. These muscles are located between the pelvis and the ribs, making up the waist. Oblique muscles work to rotate the trunk and allow it to bend (Cleveland Clinic, 2021). The external oblique muscles are the larger muscles that lie closer to the skin surface. The internal oblique muscles lie deeper inside the abdomen, underneath the external oblique muscles (Mehta, Daftary and Lawande, 2021).

These muscles can be strained by a direct blow to the abdomen, by overusing the muscles, and by forceful bending or twisting movements. If any symptoms of a strain appear, it is sensible to rest the area and look after it early rather than carrying on training through the pain.

Not a diagnosis — for more information, contact me or another trusted healthcare provider.

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