If your surgical wound becomes infected, the area is more likely to become weak. You may also get a hernia next to a stoma. A stoma is an opening in your abdomen that drains stool from your bowels. Muscle strain: Heavy lifting and pregnancy can strain the muscles in your abdomen.
WHAT THEY DO... Active trigger points cause muscle pain. Latent trigger point can cause stiffness in a muscle. Triggers are created by a protective mechanism in your body - a message that tells a muscle to tighten up to prevent further damage.
The Rectus Abdominis Trigger Points. The diagram below shows the four trigger points that can form in this muscle. The lower trigger point lies just above the muscleâs inferior attachment to the pubic bone. The upper trigger point lies just under the muscleâs superior attachment to the rib cartilages. The lateral trigger point lies on the outside margin of the muscle, a couple inches below the belly button.