How can I calm my sister down ?

My sister was watching the show I Didn't Know I Was Pregnant she said there was a women on there who had the 5 year birth control but had a baby anyway. She said her boyfriend is a sex addict she and him do it every time he comes over or she's at his house. She's also on the 5 year IUD plan she's... show more My sister was watching the show I Didn't Know I Was Pregnant she said there was a women on there who had the 5 year birth control but had a baby anyway. She said her boyfriend is a sex addict she and him do it every time he comes over or she's at his house. She's also on the 5 year IUD plan she's really worried and freaking out. She said they don't use any protection except her IUD she's worried it might not work. How can I calm her down ?
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