In Matters Of Health
![](http://l.yimg.com/a/i/ww/news/2010/04/15/device-pd-lrg.jpg)
MIT student designs $3 life-saving tool
Doctors know suction helps heal wounds, but devices can cost $100 a day.
Also: ![](http://l.yimg.com/a/i/ww/news/2010/04/14/arms.jpg)
5 exercises for strong, sculpted arms
You don't have to spend your life in the gym to get strong and sleek-looking arms.
Also:
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