Follow the development of baby from week 14, the start of the second trimester, to week 40, the last week of a normal gestation period, including delivery. During this time, the immune system, hearing and breathing develops. Learn more.

Animation produced by Visible Productions Inc.

Could you imagine making 4.6 billion calls in a month?

That's how many robocalls Americans received in February this year. And when your phone is ringing endlessly with scammers asking about your car's warranty, a free cruise, or even a scary warning about your insurance coverage, it can definitely seem like all the calls are going to you. So what do you do when you get one of these fake calls and how do you protect your personal information and money from cons? Here are the important steps to take.

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