www.kutekeiki.com/how-long-does-teething-last --- Infants go through the teething plan when they are still in the infant stage for concerning 2 years. This process can trigger teething symptoms to emerge such as discomfort and also the child starts sobbing all day and evening which could frustrate the moms and dads. How long does teething last is among things that these parents wish to know. Teething symptoms last for concerning 2-4 weeks each tooth, but is various for every little kid.