Babies develop at very different rates, both physically and when reaching developmental milestones like sitting, walking or talking. That's why there's such a large range of what's considered normal ...

Please provide your email address to receive an email when new articles are posted on . Children with congenital adrenal hyperplasia have a shorter median height and higher body weight at age 20 years ...

There is unexpectedly large variation in height growth in girls after their first period. Every second girl grows either more or less in length than the 6-8 centimeters that is considered standard.