intra-abdominal pressure

Why do I get severe round ligament pain exactly when I sneeze violently?

1. Introduction The severe, sharp pain experienced in the lower abdomen when sneezing forcefully during pregnancy is the direct result of a rapid biomechanical stretch reflex in the round ligaments. These ligaments are strong, fibrous bands that anchor the uterus to the pelvic wall. As pregnancy progresses, the rapidly growing uterus pulls these ligaments taut, … Read more

Why do my lower abs hurt deeply when I cough or sneeze repeatedly?

1. Introduction Deep pain in the lower abdominal muscles during repeated coughing or sneezing is caused by the sudden, severe spikes in intra-abdominal pressure required to forcefully expel air, which rapidly fatigues or strains the transverse abdominis and rectus abdominis muscles. These forceful, involuntary muscular contractions can cause microscopic tears in the muscle fibers or … Read more