The world's most popular medical review book for more than 25 years, updated to ensure student success on the USMLE (R) Step 1A global bestseller year after year, this annually updated, landmark guide offers the most complete and current framework for USMLE (R) Step 1 preparation and coursework. Featuring a refreshed design and updated throughout with new mnemonics and high-yield facts, First Aid for the (R) USMLE (R) Step 1 2019 is co-authored by students who excelled in their Step 1 exam and is reviewed for accuracy by a team of expert faculty advisors and nationally recognized USMLE instructors. Taken together, it's a blueprint for exam success no other resource can match.*A complete framework for USMLE (R) Step 1 preparation, annually updated with crowdsourced contributions from thousands of students*1,300+ must-know concepts that reflect evolving trends in the USMLE (R) Step 1*1,000+ color photos and illustrations, many new or revised *Student-proven exam strategies reinforced by a new learning and memory science section*Reorganized Rapid Review section presents high-yield concepts by topic and includes page numbers to the corresponding text *Updated study tips on the opening pages of each chapter