Surviving Diarrhea

TIME GRAPHIC BY DENNIS WONG AND CHI-WING CHAM

What Causes Diarrhea
Viruses, bacteria or parasites infect the digestive tract through food or water tainted by feces. They attack the small intestine, causing it to malfunction and disgorge its contents in watery (or bloody) stools. The fluid loss leads to dehydration, marked by dizziness, dry or sticky[an error occurred while processing this directive] mouth, less and darker urine, sunken eyes and weight loss. Severe dehydration can lead to shock, kidney failure and death.

Rehydration
Oral rehydration solution (ORS) can reverse most cases of dehydration if given quickly. It can be made from one teaspoon of salt...

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