Reproductive endocrinology and infertility is the study of the endocrine system in patients and how it relates to fertility and the reproductive system. A reproductive endocrinologist can be an obstetrician, a gynecologist, a pediatrician or an oncologist, and treats women who want to conceive. This physician specializes in reproductive medicine, diagnoses hormonal conditions, and treats infertility in order to increase a woman’s chances of becoming pregnant.

Doctor density varies by specialty and location. Texas has 106 practicing reproductive endocrinology & infertility doctors. Broken out by city, reproductive endocrinology & infertility doctor density in Angleton is 1, in Arlington is 2, in Atascocita is 1, in Austin is 7, in Beaumont is 1, in Bedford is 4, in Carrollton is 7, in Coppell is 1, in Dallas is 23, in Desoto is 1, in Dickinson is 3, in El Paso is 3, in Fort Sam Houston is 1, in Fort Worth is 4, in Frisco is 5, in Galveston is 4, in Grapevine is 1, in Houston is 27, in Irving is 1, in Jacksonville is 1, in Jasper is 1, in Katy is 1, in Kingwood is 6, in Lackland Afb is 2, in Laredo is 1, in League City is 2, in Lewisville is 1, in Lubbock is 4, in Odessa is 2, in Pearland is 1, in Plano is 5, in San Antonio is 11, in Spring is 1, in Sugar Land is 4, in Temple is 2, in The Woodlands is 2, in Tomball is 3, in Tyler is 1, and in Webster is 3.

Texas achieved statehood in 1845, and its capital is Austin. Houston is home to the Johnson Space Center with its world-famous NASA Mission Control. Texas offers a multitude of outdoor activities: you can visit a ranch or a rodeo, or go hunting, fishing, hiking, biking, or canoeing. Popular sites are the Alamo in San Antonio, the Modern Art Museum in Fort Worth, the Natural Bridge Caverns in San Antonio, or the Padre Island National Seashore in Corpus Christi. Famous Texans include former presidents Lyndon B. Johnson and Dwight D. Eisenhower, actors Tommy Lee Jones and Joan Crawford, and musicians Janis Joplin and Buddy Holly.

According to 2005 Census estimates, Texas has a population of 22,859,968. Of this population, 6,219,854 are under the age of 18 and 2,258,423 are at or above the age of 65.