It seems to be triggered by normal hormonal changes after pregnancy.

That's because it's passed off as normal emotional and psychological change that occurs during growth.

These are all normal changes in our skin as we age.

However, certain normal changes in athletes' hearts can confuse the diagnosis.

It may be caused by the normal monthly changes in hormones.

These appear to be a normal change with age in this species.

Still others say it makes cells undergo normal cellular changes more rapidly.

The risk of both low and high blood pressure normally increases with age, due in part to normal changes during aging.

Lumps can also be mistaken for a normal change in pregnancy.

In girls, normal changes include breast development, body hair growth, and starting your first period.