 [ Symptoms ] my son is 8 months old and coughs all the time and has a hard tummy [ Disease ] what kind of milk your baby takes does it happen with all foods or just a difinite food it is normal for children in his age to get these symptoms and they usually disappear with baby development and walking… try massaging his feet massage his abdomen with oil from right to left downwards otc antiflatulence and warm mint drink helps regularly