Watch this animation to find out why we need to be careful when using antibiotics. When we use antibiotics unnecessarily or when we don't finish taking the course of antibiotics the doctor prescribes, we can actually create bacteria that are immune to the antibiotic. Click on the following link, read the page and then click on the "watch the animation." If you have speakers or headphones you can listen to the narration, if you don't have speakers or headphones click on "step-through" to read as the animation steps through.
http://www.sumanasinc.com/scienceinfocus/sif_antibiotics.html
Another very interesting video about antibiotic resistance that is affecting US soldiers in the Iraq war is viewable at this link:
http://www.pbs.org/wgbh/nova/body/killer-microbe.html
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