The Texas Medical Center is the largest medical center in the world, and is just 10 minutes from downtown Houston.

The med center takes up 675 acres and is home to 42 nonprofit and government institutions, including 13 teaching hospitals, 2 medical schools, 4 colleges of nursing, 1 dental college, 1 college of pharmacy and 1 college of optometry.

4.8 million patients visit them each year.

The Harris County Hospital district is made up of 3 hospitals, 12 community health centers, 1 dental center, 1 AIDS clinic and several school-based clinics.

In the entire Houston area, including the medical center and hospital district, there are more than 85 hospitals with more than 19,300 beds. More than 100,000 health care professionals work at these facilities, which is almost 7 percent of the Houston-area workforce.