Around 6 months of age
When to Expect Teething to Begin. Most babies' teeth begin to erupt between the ages of 4 to 6 months, though for some it may be earlier or later, Dr. Josen says. And no matter what Grandma says, when your child's first tooth pops in, it has nothing to do with smarts.  Most babies get their first tooth at around 6 months, but your child's chompers may appear as early as 3 months or as late as 14, depending on such factors as when Mom and Dad started sprouting teeth and whether or not your baby was a preemie (preemies tend to teethe on the late side).  Teething usually begins around 6 months of age. But it is normal for teething to start at any time between 3 months and 12 months of age. By the time your child is about 3 years old, he or she will have all 20 primary teeth. The lower front teeth usually come in first. Upper front teeth usually come in 1 to 2 months after the lower front teeth. The vast majority of babies sprout their first tooth when they're between 4 and 7 months old. An early developer may get his first white cap as early as 3 months, while a late bloomer may have to wait until he's a year old or more.  Your baby is teething when his or her first set of teeth, called primary teeth, break through the gums. Teething usually begins around 6 months of age. But it is normal for teething to start at any time between 3 months and 12 months of age. By the time your child is about 3 years old, he or she will have all 20 primary teeth. The lower front teeth usually come in first Infant development experts say that teething usually starts when your baby is around four months old, and continues until he or she is about two years old, at which time you get a reprieve until about five years old when the baby teeth start being replaced by grown-up teeth.  Teething. The time when teething begins varies widely. Most babies are 4 to 7 months old when the first tooth appears, according to the American Academy of Pediatrics. Some little ones may have to wait until they reach 15 months of age. Watch your baby's lower gum when you suspect he is teething. His first tooth will most likely be one of the bottom front teeth However, all babies are different and the timing of teething varies. Some babies are born with their first teeth. Others start teething before they are four months old, and some after 12 months. Early teething should not cause a child any problems, unless it affects their feeding. A rough guide to the different stages of teething is: Next review due: 22/01/2017. A baby’s first teeth (known as milk or deciduous teeth) usually develop while the child is growing in the womb. In most babies, these teeth start to emerge through the gums when they are around six months old. Most babies get their first tooth when they are around six months old, but other babies can get them much earlier, or much later, than this. Some babies are born with their first white cap, while others have to wait until their first birthday. 
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how old does babies start teething