Are teething and loose motions linked in any way? Teething is a natural process in which a baby's first set of teeth start to emerge through the gums. During this time, many parents may notice changes in their baby's behavior and health, such as increased drooling, irritability, and even loose stools. While these symptoms may seem to be connected, it's important to understand the science behind teething and loose motions. There is little scientific evidence to directly link teething and loose mo