What's on This Page. U.S. Census Data and Statistics. The United States Census Bureau provides data about the nationâs people and economy. Every 10 years, it conducts the Population and Housing Census, in which every resident in the United States is counted.
âThis can be caused by various diseases of the heart muscle, an abnormal heart rhythm, or a decrease in blood volume, which may cause inadequate blood flow from the heart,â Lotkowski said. Disequilibrium, the loss of balance or feeling unsteady when you walk, is also a condition many people refer to as being dizzy.
Some reasons that your may be dizzy in pregnancy can include: 1  Changing positions suddenly, particularly when getting up (Orthostatic hypotension) 2  Lying on your back (particularly after the fourth month of pregnancy) 3  Not enough food/calories.  Overheating (any 1  cause) Dehydration.  Medical causes like low blood pressure or anemia.