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Feed Science Daily: Gadget Helps People At Risk Of Dehydration Or Congestive Heart Failure (

Researchers are improving the odds for people medically at risk from dehydration or congestive heart failure. They are improving and miniaturizing a medical device that monitors a person's hydration, or level of fluid. This is important to members of the military and to thousands of home health care patients, athletes, firefighters and first responders.

If it's worth doing, it's worth doing for money.