They affect two percent or more of adult males. Femoral hernias appear as a small lump at the top of the leg. They occur most often in obese women. Epigastric hernias develop in the central upper abdomen between the breastbone and navel. Three times more common in men than women, this form of hernia is often signaled by indigestion, belching or vomiting.
Umbilical hernias occur near the navel and most often affect newborns.
They re also common in overweight, middle-aged women who have had several children. Incisional hernias develop at or near the site of a surgical scar. Hiatal hernias occur when there s a weakness in the diaphragm the sheet of muscle that separates the chest from the abdomen. Symptoms include burping, belching and painful nighttime heartburn. These types of hernias commonly affect elderly, overweight people.