What gives hamsters diahhrea?

the signs are runny waste and not wanting to eat or drink.They can get diarrhea because of incorrect diet or a sudden change in food. It has been in combination with draughts or dampness in their sleeping area.Other causes include rotten food,dirty drinking water, or feeding the hamster too much vegetables.Seperate the hamster that has diarrhea from the healthy ones if you have more than 1 hamster.diarrhea is often fatal for hamsters but not if caught at an early stage.If you notice any signs of diarrhea there is stuff to treat it.you can treat the diarrhea by only feeding it dry bread,rice cakes,and crisp bread and replacing its normal water with lukewarm camomile tea.It is also a good idea to change its nesting and toilet area twice a day and when you notice the hamster starting to get better,disinfect its cage thoroghly.Things you can do to reduce the chances of you rhamster(s) include:removing any old and/or rotten from its cage and renewing its drinking water everyday or so