By nine months, a baby is able to identify small objects, pick them up with his or her fingers, and try to figure out what to do with them. He or she would be too young to respond to direction.

A one year should be able to complete each of the mentioned tasks. They should be able to make simple gestures and identify common objects.

Your baby’s bowel movements will tell you a lot about their health, their diet, and how their stomach is doing. In order to detect when something is up, you will need to pay close attention to the daily occurrences and patterns. The color, consistency, and frequency are all important factors. Any sudden changes or inconsistency with their bowel movements may indicate illness. However, just making mental or written notes is usually enough. No samples are needed unless requested by your pediatrician.

As the fertilized egg grows, a water-tight sac forms around it, gradually filling with fluid. This is called the amniotic sac, and it helps cushion the growing embryo.

Women who use the technique, known as cervical mucus monitoring, were more than twice as likely to conceive than women who did not track their cervical mucus.

An older woman's eggs aren't fertilized as easily as a younger woman's eggs — and might not develop normally even after fertilization occurs.