Bisphenol A (BPA), which has been linked with cancer, impaired immune function, hyperactivity, and other problems, can leach into a bottle’s contents.

There has been cases where the child will refuse to go to anyone except their mums, and this will make the mum stressful because they can't even leave the child with any baby sitter not even the grandparents.

The baby diaper has included an indicator on the outer surface of the diaper to help the parents to gauge how much the baby has urinated and when to change the diaper.

The learning rate of babies is the fastest it will ever be. Just think of how much a baby learns in its first year without any assistance from adults. A baby learns to eat solids, crawl and then take her first steps.

As you get to know them better, you will be able to recognize them by their unique facial expressions. If distinguishing them is still difficult, maybe you could differentiate the color of their clothes.