The inguinal and iliac lymph nodes are responsible for draining metabolic fluid and inflammatory cytokines from the pelvic floor, vulva, and lower extremities.
Clinical studies demonstrate that constrictive synthetic waistbands exert sufficient focal pressure to collapse superficial lymphatic capillaries, fostering tissue hypoxia and worsening menstrual pelvic congestion. Transitioning to zero-constriction, ergonomically draping garments preserves microvascular circulation.