A–Z Glossary

Lower central incisors

The lower central incisors are the two bottom front teeth, and they usually come in first.

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When do babies start teething

When do babies start teething

The usual age range Most babies start teething around 6 months of age. MedlinePlus describes the usual onset as between 6 and 8 months, and Mayo Clinic notes that some babies begin a few months earlier or later. That range is broad, and it is usually considered normal. The timing reflects biology rather than parenting, […]