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Johns Hopkins Health - Fact Finding

Summer 2008
Issue No. 1

Fact Finding

Date: July 24, 2008

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Myth | Heating or freezing plastic releases carcinogens called dioxins into water or food.
Truth | Plastics don’t contain cancer-causing dioxins. They may contain chemicals called phthalates that are released during heating, but it’s not clear whether these chemicals affect our bodies.

| As women age, their bladders shrink.
Truth | Studies show no difference in bladder capacity—whether you’re 22 or 90. The increased need to urinate as you get older may be muscle spasms caused by an age-related condition called overactive bladder.

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