As a primary care physician, I am prepared to diagnose, treat, and care for your illnesses and injuries but also to provide preventive care and patient education regarding your care and also your lifestyle. I seek to involve my patients in their care and provide choices whenever possible.
1 The population of the United States is estimated at 322,583,006 as of July 1 2014. 2  United States' population is equivalent to 4.45% of the total world population. 3  The U.S. ranks number 3 in the list of countries by population. 4  The population density in the U.S.A. is 34 people per Km2.
The first part of the statement -- the U.S. share of the worldâs population -- is pretty much correct. The U.S. has a population of 319.4 million while the global population is about 7.2 billion, according to the Census Bureau. That works out to a 4.4 percent share of the worldâs population.