The USMLE Step 1

The USMLE Step 1 is a one-day computer exam taken by most medical students at the end of their second year of medical school. It is also taken by thousands of international medical graduates (IMGs) who wish to practice medicine in the United States. The Step 1 includes 322 questions and spans 8 hours of testing, broken down into seven 1-hour blocks of 48 questions each.

The USMLE Step 1 emphasizes basic science principles, specifically anatomy, behavioral science, biochemistry, microbiology, pathology, pharmacology, and physiology. Interdisciplinary areas such as genetics, immunology, and nutrition are also tested.

The test is administered by appointment on a year-round basis.

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