"Especially important is to let boys keep their stuffed animals –– they need self-soothing too, Greenberg said.A sleep buddyA stuffed animal in your bed at night might be meeting evolutionary ...

A stuffed animal in your bed at night might be meeting evolutionary needs, Wu said. "We evolved to live in tribes and to have a village," she said. "We sleep the best when we feel safe ...

"Especially important is to let boys keep their stuffed animals –– they need self-soothing too, Greenberg said.A sleep buddyA stuffed animal in your bed at night might be meeting evolutionary needs, ...