Digestion in the Stomach by Howard F. Loomis Jr., D.C. Digestion begins in the mouth. When you chew your food it is mixed with saliva, which not only supplies moisture but also the carbohydrate-digesting enzyme, amylase. When you eat raw food, its enzymes work with the salivary amylase to begin digestion.
The U.S. Owes China $1.2 Trillion. China holds about $1.2 trillion in U.S. government debt, according to the Treasury Department's latest figures. That's about 30 percent higher than the previous estimate. This is part of those global imbalances we keep talking about.
The U.S. debt is the sum of all outstanding debt owed by the Federal Government. It's greater than $19 trillion and is tracked by the national debt clock. America's debt is the largest in the world for a single country. It runs neck and neck with that of the European Union, which is an economic union of 28 countries. For more, see Sovereign Debt Rankings.