What Are The Signs of a Hernia in Babies and Children? A hernia in babies and children may appear as a small swelling near the belly button, groin, or lower abdomen. The swelling may become more noticeable when a baby cries, coughs, or strains. A hernia may be painless https://www.diigo.com/item/note/b1gr9/ph4y?k=270e654a392c57887e93929c9e008af1