It can be awfully cute when babies smile in their sleep—but is it a real smile, or just a reflex? We turned to experts to learn more. Among all of your baby’s first milestones, smiling is arguably one ...

Very few people can resist smiling at a newborn baby — signaling positive emotions, such as joy and interest. Of course, this is especially true for new parents. One study found that new mothers ...

Babies smile before they are born. That same sweet smile is the smile babies do in the first few weeks of life. It is called a reflexive smile. These smiles are random and spontaneous. They usually ...

When do babies start smiling? While some flash a smile in utero, the typical newborn cracks a grin in relation to an emotional trigger (called a “social smile”) around two months. Still, according to ...

Is there anything cuter than a smiling infant? Why yes, there is — a baby smiling in their sleep. Those tiny, twinkling baby grins were one of the many delights I experienced as a new mom. (My babies ...

There's nothing quite like that first gummy baby smile – it's a sweet milestone that feels like a reward after those ...

Mommies, take note: when your babies smile, it’s not just to react to you but to make you smile in return. They do so with great comic timing, performing the act while smiling as little as possible.

Do you ever wonder what's going through your baby's mind when she smiles at you? Researchers at the University of California, San Diego, think they know. Their study, published in PLOS ONE, suggests ...

Though baby Aubrey will never meet her father, photographer Kim Stone said: "As soon as I put the glove on top of her, the baby started smiling." This newborn will never be able to meet her father, ...