Not all headaches represent migraines, and migraine is not the only condition that can cause severe and debilitating headaches. For example, cluster headaches are very severe headaches that affect one side of the head in a recurrent manner (occurring in a cluster over time).
The United States government is the largest issuer of debt securities, and its bonds are considered the safest fixed-income investments available to your customer.
How does the government borrow money? Quick Answer. According to the U.S. Treasury Department, the U.S. government borrows money primarily through the issuance of U.S. Treasury bonds. Part of the bonds are open to the public; individuals, state governments, foreign governments and corporations can buy them.