First AID for the USMLE Step 1

First Aid for the USMLE Step 1 is a book series that helps medical students prepare for the USMLE Step 1 exam, which is a requirement for entering residency programs in the United States. The books provide a comprehensive review of the basic sciences and clinical topics covered in the exam, as well as tips and strategies for test-taking and exam preparation.

The books are updated annually based on feedback from students and faculty who have taken or taught the exam.