Where does digestion begin?

Digestion begins in the mouth. Teeth break down and grind up food into smaller pieces, making processes that happen later during digestion easier.  Our saliva helps too; an enzyme in our saliva called amylase breaks down starches.

Hope this helps :)

one day because their over eating or whenever it kicks in their body

take a nice, long walk. walk, feel the wind through your hair and your it is very relaxing.