Hiccup after milk

There is a believe that infant are very prone to hiccups after feeding.
Hiccups is the contraction of the diaphragm caused by irritation of the muscle.
It is common in babies under one year old and the caused of it still remain unknown. To make a wild guess, it could be due to the air swallow into the body together with milk which causes the irritation of the diaphragm muscle. The contraction happens repeatedly together with the opening and close of the vocal cords creates the 'errt' sound.....




Shin Bei is having a long hiccups (20 minutes) after her milk feeding. According to my mum, some babies hiccups and will follow by poo poo. This explain why I am making the 'hmm.. hmm.. ' sound to stimulate her bowel...