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How ADHD Works
Sometimes an unruly, out-of-control kid isn't just misbehaving. ADHD affects quite a few people, but it's a condition that manages to attract a lot of controversy. Is ADHD just too much sugar (or bad parenting)?
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Is the cure for heart disease one carrot away?
We all know that we're supposed to eat our vegetables. But why? What makes vegetables healthy, and could the solution for heart disease really be as close as the next salad?
How does your body digest a cigarette?
Cigarettes are packed with all kinds of pleasant things: ammonia, arsenic, turpentine. Take a deep drag. Those same chemicals are used to clean toilets, kill rats and strip varnish from wood.
How Nerves Work
You touch a hot object and immediately drop it. It happens so quickly you don't even think about it. How does this happen? Your nervous system coordinated everything.
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Heart Disease
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How Preventative Care and Services Work
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