Description of the Country: The United States of America (USA) commonly referred to as the United States (U.S.) or America, It is a federal republic composed of 50 states. The federal district of Washington, D.C., five major territories. It is one of the world's most ethnically diverse and multicultural nations, the product of large-scale immigration from many countries.
Geography of the country: At 3.8 million square miles and with over 320 million people, the country is the world's third largest by total area. The United States is the world's third or fourth largest nation by total area (land and water), The Mississippi–Missouri River, the world's fourth longest river system, runs mainly north–south through the heart of the country.
Status of economy, research and development: The U.S. dollar is the currency most used in international transactions and is the world's foremost reserve currency and has a mixed economy. The United States has been a leader in scientific research and technological innovations, calculating in 2014 that workers in research and development add $5 to the GDP for each dollar they earn but finance industry workers cause the GDP to shrink by $0.60 for every dollar they are paid. The United States is the only advanced economy that does not guarantee its workers paid vacation.
Status about the different subjects in which extensive research is going on: The American Center for Reproductive Medicine enjoys an international reputation for excellence and innovation in human infertility research and is dedicated to disseminating its results. Researchers from more than 50 countries who have trained at our Center have published over 515 research articles and reviews in peer-reviewed PubMed, Scopus and ISI-indexed journals. The ASRM has published Fertility and Sterility, a leading peer-reviewed numerous medical journals are in obstetrics and gynecology. Additionally, the Society produces two newsletters, ASRM News, and Menopausal Medicine. Ethical concerns are published regularly by the Society's Ethics Committee.