Hii , Welcome To HCM & Thanks For Asking Your Query Here Abdominal pain while coughing can arise from a variety of reasons. It could range from a strained muscle as a result of coughing to a serious Disease Sometimes, persistent or intense coughing can lead to excess pressure on the abdominal muscles, which may get strained and can cause increased pain in abdomen when coughing there are many other causes includes constipation, acid reflux or colon disorders , kidney and liver disorders, disorders of the abdominal blood vessels or intestinal obstruction Abdominal pain when coughing can also arise due to pain or conditions in the abdominal wall we can not deny the possibilities of A hernia which causes pain in abdomen especially on coughing, crying or lifting weight as these activities increase intra-abdominal pressure so it needs thorough medical check up and investigations to spot a confirm diagnosis and i would strongly suggest you to see a your dr , he will check you thoroughly and may go for all necessary medical investigations to rule out any underlying medical condition I hope it help Thanks & Get well Soon