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 Hamstring Trigger Points. The medial cluster can contain up to 5 trigger points that are located about mid-thigh, along the inside of the leg. The lateral cluster can contain up to 4 trigger points that are located about mid-thigh along the outside aspect of the leg.