Many parents know that their own pulse or heart rate should be within about 60 to 100 beats per minute. Your child, however, may have a higher pulse rate, depending on their age. Because heart rate ...

I have rarely met a parent who did not, at one time or another, wonder if some aspect of their child’s development was “normal.” There are good reasons for this. Gone are the days when extended kin ...

But Gesell relied mostly on interviews, not only with the children but with their parents, probed into everything—from the way a child might wriggle to his attitude towards God. The result: a readable ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...