First births to mothers in their 30s are also rising, as women increasingly pursue careers before having children.
The grandmother of seven already has 13 children but said she wanted to have another to give her youngest daughter a sibling.
Parents teach their kids language and instinctively know when to start using pronouns, which isn't for a few years.
The finding suggests that doctors are using medical interventions — such as cesarean sections — to schedule births.
Pregnant women get bombarded with advice from friends, strangers, and popular culture at large. Unfortunately, the guidance can be somewhat, well, misguided. Trace looks at some of the key myths pregnant women are likely to encounter.
The likely mechanism underlying the beneficial effects is the presence of long-chain saturated fatty acids found in breast milk, which are essential for brain development.
A new mother in Oregon wants to breastfeed her baby even though she regularly smokes marijuana, but experts are concerned about the risks of the drug to the baby's brain.
New research suggests that a baby's sense of smell may play a large role in how it acquires the ability to be afraid. All it needs is a mom in distress.
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