Tag
newborn behavior
-
The First Smile: When Do Babies First Smile and What It Really Means
Science tells us that the first smiles aren’t necessarily intentional acts of joy. In fact, newborns as young as two weeks old may exhibit what researchers...
-
Why Does My Newborn Grunt So Much? The Science, Causes, and When to Seek Help
Newborn grunting is so common that pediatricians barely bat an eye when parents describe it. Studies suggest that up to 90% of infants grunt frequently during...
-
The Science Behind When Do Infants Start to Laugh: A Developmental Timeline
What makes this timeline even more intriguing is the distinction between different types of infant laughter. Neuroscientists and developmental psychologists...