check out the most popular USMLE Step 1 books. Blueprints Blueprints Biochemistry, Genetics, and Embryology, 1st edition Board Review Series Board Review Series Behavioral Science, 5th edition Board Review Series Behavioral Science, 6th edition Board Review Series Biochemistry and Molecular Biology, 4th edition Board Review Series Biochemistry, Molecular Biology, & Genetics, 5th edition Board Review Series Biochemistry, Molecular Biology, & Genetics, 6th edition Board Review Series Cell Biology and Histology, 5th edition Board Review Series Cell Biology and Histology, 6th edition Board Review Series Cell Biology and Histology, 7th edition Board Review Series Embryology, 4th edition Board Review Series Embryology, 5th edition Board Review Series Embryology, 6th edition Board Review Series Genetics, 1st edition Board Review Series Gross Anatomy, 6th edition Board Review Series Gross Anatomy, 7th edition Board Review Series Microbiology & Immunology, 4th edition Board Review Series Microbiology & Immunology, 5th edition Board Review Series Microbiology & Immunology, 6th edition Board Review Series Neuroanatomy, 4th edition Board Review Series Neuroanatomy, 5th edition Board Review Series Pathology, 4th edition Board Review Series Pathology, 5th edition Board Review Series Pharmacology, 4th edition Board Review Series Pharmacology, 5th edition Board Review Series Pharmacology, 6th edition Board Review Series Physiology, 4th edition Board Review Series Physiology, 5th edition Board Review Series Physiology, 6th edition Board Review Series Physiology Cases & Problems, 3rd edition Board Review Series Physiology Cases & Problems, 4th edition Case Files Case Files: Anatomy, 2nd edition Case Files: Anatomy, 3rd edition Case Files: Biochemistry, 2nd edition Case Files: Microbiology, 2nd edition Case Files: Microbiology, 3rd edition Case Files: Neuroscience, 1st edition Case Files: Neuroscience, 2nd edition Case Files: Pathology, 2nd edition Case Files: Pharmacology, 2nd edition Case Files: Pharmacology, 3rd edition Case Files: Physiology, 2nd edition COMLEX COMLEX Review: Clinical Anatomy and Osteopathic Manipulative Medicine, 1st edition First Aid for the COMLEX, 2nd edition OMT Review, 3rd edition Osteopathic Medicine Recall, 1st edition Crush Crush Step 1: The Ultimate USMLE Step 1 Review, 1st edition Deja Review Deja Review Behavioral Science, 1st edition Deja Review Behavioral Science, 2nd edition Deja Review Biochemistry, 1st edition Deja Review Biochemistry, 2nd edition Deja Review Histology & Medical Cell Biology, 1st edition Deja Review Histology & Medical Cell Biology, 2nd edition Deja Review Microbiology and Immunology, 2nd edition Deja Review Neuroscience, 2nd edition Deja Review Pathology, 2nd edition Deja Review Pharmacology, 1st edition Deja Review Pharmacology, 2nd edition Deja Review Physiology, 1st edition Deja Review Physiology, 2nd edition Deja Review USMLE Step 1, 1st edition Deja Review USMLE Step 1, 2nd edition Doctors in Training Doctors in Training Step 1 Study Guide, 2015 edition First Aid First Aid Cases for the USMLE Step 1, 2nd edition First Aid Cases for the USMLE Step 1, 3rd edition First Aid for the Basic Sciences: General Principles, 1st edition First Aid for the Basic Sciences: General Principles, 2nd edition First Aid for the Basic Sciences: Organ Systems, 1st edition First Aid for the Basic Sciences: Organ Systems, 2nd edition First Aid for the USMLE Step 1, 2007 edition First Aid for the USMLE Step 1, 2008 edition First Aid for the USMLE Step 1, 2009 edition First Aid for the USMLE Step 1, 2010 edition First Aid for the USMLE Step 1, 2011 edition First Aid for the USMLE Step 1, 2012 edition First Aid for the USMLE Step 1, 2013 edition First Aid for the USMLE Step 1, 2014 edition First Aid for the USMLE Step 1, 2015 edition First Aid Q&A for the USMLE Step 1, 2nd edition First Aid Q&A for the USMLE Step 1, 3rd edition High-Yield High-Yield Acid-Base, 2nd edition High-Yield Behavioral Science, 3rd edition High-Yield Behavioral Science, 4th edition High-Yield Biochemistry, 3rd edition High-Yield Biostatistics, 3rd edition High-Yield Biostatistics, Epidemiology, and Public Health, 4th edition High-Yield Brain & Behavior, 1st edition High-Yield Cell and Molecular Biology, 1st edition High-Yield Cell and Molecular Biology, 2nd edition High-Yield Cell and Molecular Biology, 3rd edition High-Yield Comprehensive USMLE Step 1, 1st edition High-Yield Embryology, 3rd edition High-Yield Embryology, 4th edition High-Yield Embryology, 5th edition High-Yield Gastrointestinal Tract, 1st edition High-Yield Genetics, 1st edition High-Yield Gross Anatomy, 3rd edition High-Yield Gross Anatomy, 4th edition High-Yield Gross Anatomy, 5th edition High-Yield Heart, 1st edition High-Yield Histopathology, 1st edition High-Yield Histopathology, 2nd edition High-Yield Immunology, 2nd edition High-Yield Kidney, 1st edition High-Yield Lung, 1st edition High-Yield Microbiology and Infectious Diseases, 2nd edition High-Yield Neuroanatomy, 4th edition High-Yield Pathology, 2nd edition High-Yield Pharmacology, 3rd edition High-Yield Physiology, 1st edition Kaplan Kaplan medEssentials for the USMLE Step 1, 3rd edition Kaplan medEssentials for the USMLE Step 1, 4th edition Kaplan medEssentials: High-Yield USMLE Step 1 Review, 2nd edition USMLE Step 1 Qbook, 5th edition USMLE Step 1 Qbook, 6th edition Kaplan Home Study Program 2008 USMLE Step 1 Review Volume I: General Principles 1, 2008 edition USMLE Step 1 Review Volume II: General Principles 2, 2008 edition USMLE Step 1 Review Volume III: Organ Systems 1, 2008 edition USMLE Step 1 Review Volume IV: Organ Systems 2, 2008 edition Kaplan Lecture Notes COMLEX Level 1 Lecture Notes: OMM, 2013-14 edition USMLE Step 1 Lecture Notes: Anatomy, 2008 edition USMLE Step 1 Lecture Notes: Anatomy, 2009 edition USMLE Step 1 Lecture Notes: Anatomy, 2010 edition USMLE Step 1 Lecture Notes: Anatomy, 2011 edition USMLE Step 1 Lecture Notes: Anatomy, 2013-14 edition USMLE Step 1 Lecture Notes: Behavioral Sciences, 2008 edition USMLE Step 1 Lecture Notes: Behavioral Sciences, 2009 edition USMLE Step 1 Lecture Notes: Behavioral Sciences, 2010 edition USMLE Step 1 Lecture Notes: Behavioral Sciences, 2011 edition USMLE Step 1 Lecture Notes: Behavioral Sciences, 2013-14 edition USMLE Step 1 Lecture Notes: Biochemistry and Medical Genetics, 2008 edition USMLE Step 1 Lecture Notes: Biochemistry and Medical Genetics, 2009 edition USMLE Step 1 Lecture Notes: Biochemistry and Medical Genetics, 2010 edition USMLE Step 1 Lecture Notes: Biochemistry and Medical Genetics, 2011 edition USMLE Step 1 Lecture Notes: Biochemistry and Medical Genetics, 2013-14 edition USMLE Step 1 Lecture Notes: Immunology and Microbiology, 2008 edition USMLE Step 1 Lecture Notes: Immunology and Microbiology, 2009 edition USMLE Step 1 Lecture Notes: Immunology and Microbiology, 2010 edition USMLE Step 1 Lecture Notes: Immunology and Microbiology, 2011 edition USMLE Step 1 Lecture Notes: Immunology and Microbiology, 2013-14 edition USMLE Step 1 Lecture Notes: Pathology, 2008 edition USMLE Step 1 Lecture Notes: Pathology, 2009 edition USMLE Step 1 Lecture Notes: Pathology, 2010 edition USMLE Step 1 Lecture Notes: Pathology, 2011 edition USMLE Step 1 Lecture Notes: Pathology, 2013-14 edition USMLE Step 1 Lecture Notes: Pharmacology, 2008 edition USMLE Step 1 Lecture Notes: Pharmacology, 2009 edition USMLE Step 1 Lecture Notes: Pharmacology, 2010 edition USMLE Step 1 Lecture Notes: Pharmacology, 2011 edition USMLE Step 1 Lecture Notes: Pharmacology, 2013-14 edition USMLE Step 1 Lecture Notes: Physiology, 2008 edition USMLE Step 1 Lecture Notes: Physiology, 2009 edition USMLE Step 1 Lecture Notes: Physiology, 2010 edition USMLE Step 1 Lecture Notes: Physiology, 2011 edition USMLE Step 1 Lecture Notes: Physiology, 2013-14 edition USMLE Step 1 Qbook, 2008 edition USMLE Step 1 Qbook, 2009 edition USMLE Step 1 Qbook, 2010 edition Lange Cardiovascular Physiology, 7th edition Histology and Cell Biology Examination and Board Review, 5th edition Katzung & Trevor's Pharmacology Examination & Board Review, 10th edition Katzung & Trevor's Pharmacology Examination & Board Review, 8th edition Katzung & Trevor's Pharmacology Examination & Board Review, 9th edition Pulmonary Physiology, 8th edition Review of Medical Microbiology and Immunology, 10th edition Review of Medical Microbiology and Immunology, 11th edition Review of Medical Microbiology and Immunology, 12th edition Vander's Renal Physiology, 8th edition Lange Outline Review Lange Outline Review USMLE Step 1, 2nd edition Lange Q&A Lange Q&A USMLE Step 1, 6th edition Langman's Langman's Medical Embryology, 11th edition Langman's Medical Embryology, 12th edition Lippincott's Ill. Q&A Review Lippincott's Illustrated Q&A Review of Anatomy & Embryology, 1st edition Lippincott's Illustrated Q&A Review of Biochemistry, 1st edition Lippincott's Illustrated Q&A Review of Microbiology & Immunology, 1st edition Lippincott's Illustrated Q&A Review of Neuroscience, 1st edition Lippincott's Illustrated Q&A Review of Pharmacology, 1st edition Lippincott's Illustrated Q&A Review of Rubin's Pathology, 2nd edition Lippincott's Illustrated Reviews Lippincott's Illustrated Reviews: Biochemistry, 3rd edition Lippincott's Illustrated Reviews: Biochemistry, 4th edition Lippincott's Illustrated Reviews: Biochemistry, 5th edition Lippincott's Illustrated Reviews: Biochemistry, 6th edition Lippincott's Illustrated Reviews: Cell and Molecular Biology, 1st edition Lippincott's Illustrated Reviews: Immunology, 1st edition Lippincott's Illustrated Reviews: Immunology, 2nd edition Lippincott's Illustrated Reviews: Microbiology, 2nd edition Lippincott's Illustrated Reviews: Microbiology, 3rd edition Lippincott's Illustrated Reviews: Neuroscience, 1st edition Lippincott's Illustrated Reviews: Pharmacology, 3rd edition Lippincott's Illustrated Reviews: Pharmacology, 4th edition Lippincott's Illustrated Reviews: Pharmacology, 5th edition Lippincott's Illustrated Reviews: Pharmacology, 6th edition Lippincott's Illustrated Reviews: Physiology, 1st edition Made Ridiculously Simple Acid-Base, Fluids, and Electrolytes Made Ridiculously Simple, 1st edition Acid-Base, Fluids, and Electrolytes Made Ridiculously Simple, 2nd edition Clinical Anatomy Made Ridiculously Simple, 3rd edition Clinical Anatomy Made Ridiculously Simple, 4th edition Clinical Biochemistry Made Ridiculously Simple, 2nd edition Clinical Biochemistry Made Ridiculously Simple, 3rd edition Clinical Biostatistics and Epidemiology Made Ridiculously Simple (Interactive Edition), 1st edition Clinical Microbiology Made Ridiculously Simple, 3rd edition Clinical Microbiology Made Ridiculously Simple, 4th edition Clinical Microbiology Made Ridiculously Simple, 5th edition Clinical Microbiology Made Ridiculously Simple, 6th edition Clinical Neuroanatomy Made Ridiculously Simple (Interactive Edition), 3rd edition Clinical Neuroanatomy Made Ridiculously Simple (Interactive Edition), 4th edition Clinical Neuroanatomy Made Ridiculously Simple (Interactive Edition), 5th edition Clinical Pathophysiology Made Ridiculously Simple, 1st edition Clinical Pharmacology Made Ridiculously Simple, 3rd edition Clinical Pharmacology Made Ridiculously Simple, 4th edition Clinical Physiology Made Ridiculously Simple, 1st edition Clinical Physiology Made Ridiculously Simple, 2nd edition Immunology Made Ridiculously Simple, 1st edition Pathology Made Ridiculously Simple, 1st edition USMLE Step 1 Made Ridiculously Simple, 3rd edition USMLE Step 1 Made Ridiculously Simple, 6th edition National Medical Series NMS Review for USMLE Step 1, 7th edition PASS Dissecting the USMLE Steps 1, 2, and 3, 4th edition Passing the USMLE Passing the USMLE: Basic Science, 1st edition Pathoma Fundamentals of Pathology, 1st edition Fundamentals of Pathology, 2013 edition Fundamentals of Pathology, 2014 edition PreTest PreTest Anatomy, Histology, & Cell Biology, 4th edition PreTest Biochemistry & Genetics, 5th edition PreTest Clinical Vignettes for the USMLE Step 1, 4th edition PreTest Clinical Vignettes for the USMLE Step 1, 5th edition PreTest Microbiology, 13th edition PreTest Microbiology, 14th edition PreTest Neuroscience, 7th edition PreTest Neuroscience, 8th edition PreTest Pathology, 13th edition PreTest Pathophysiology, 3rd edition PreTest Pharmacology, 13th edition PreTest Pharmacology, 14th edition PreTest Physiology, 13th edition PreTest Physiology, 14th edition Rapid Review Rapid Review Behavioral Science, 2nd edition Rapid Review Biochemistry, 2nd edition Rapid Review Biochemistry, 3rd edition Rapid Review Gross and Developmental Anatomy, 2nd edition Rapid Review Gross and Developmental Anatomy, 3rd edition Rapid Review Histology and Cell Biology, 2nd edition Rapid Review Microbiology and Immunology, 2nd edition Rapid Review Microbiology and Immunology, 3rd edition Rapid Review Neuroscience, 1st edition Rapid Review Pathology, 2nd edition Rapid Review Pathology, 3rd edition Rapid Review Pathology, 4th edition Rapid Review Pharmacology, 2nd edition Rapid Review Pharmacology, 3rd edition Rapid Review Physiology, 1st edition Rapid Review Physiology, 2nd edition Recall Anatomy Recall, 2nd edition Pharmacology Recall, 2nd edition USMLE Step 1 Recall, 3rd edition Robbins & Cotran Robbins and Cotran Review of Pathology, 3rd edition Secrets Pathology Secrets, 3rd edition USMLE Step 1 Secrets, 2nd edition USMLE Step 1 Secrets, 3rd edition Step-Up Step-Up to the USMLE Step 1, 2013 edition Step-Up to the USMLE Step 1, 2014 edition Step-Up to the USMLE Step 1, 2015 edition Step-Up to the USMLE Step 1, 3rd edition Step-Up to the USMLE Step 1, 4th edition Underground Clinical Vignettes Underground Clinical Vignettes: Anatomy, 5th edition Underground Clinical Vignettes: Behavioral Science, 5th edition Underground Clinical Vignettes: Biochemistry, 5th edition Underground Clinical Vignettes: Microbiology I, 5th edition Underground Clinical Vignettes: Microbiology II, 5th edition Underground Clinical Vignettes: Pathophysiology I, 5th edition Underground Clinical Vignettes: Pathophysiology II, 5th edition Underground Clinical Vignettes: Pathophysiology III, 5th edition Underground Clinical Vignettes: Pharmacology, 5th edition USMLE Road Map USMLE Road Map Biochemistry, 1st edition USMLE Road Map Genetics, 1st edition USMLE Road Map Gross Anatomy, 2nd edition USMLE Road Map Histology, 1st edition USMLE Road Map Immunology, 1st edition USMLE Road Map Neuroscience, 2nd edition USMLE Road Map Pathology, 1st edition USMLE Road Map Pharmacology, 2nd edition USMLE Road Map Physiology, 2nd edition Wiley How the Immune System Works, 4th edition These are the most popular months to take the USMLE Step 1 on Cram Fighter Rank 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Q Bank QUESTIONS Rank 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Month June April May July March December August February January September Title (all editions) % of students used USMLEWorld USMLE-Rx Qmax Kaplan Qbank Firecracker COMBANK Becker Doctors in Training USMLE Easy Exam Master COMQUEST 64.6 12.1 10.6 3.5 3.0 2.0 1.0 1.0 0.5 0.5 Here are the most popular lectures that people use for the USMLE Step 1 on Cram Fighter. These aren't necessarily the best study resources, but they should be a good starting point. Rank 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Title (all editions) Pathoma SketchyMicro Doctors in Training 2014 Kaplan OnlinePrep Lectures Picmonic Doctors in Training 2015 (Part 2) Kaplan High Yield Lectures Doctors in Training 2013 Dr. Najeeb's Lectures Becker/Falcon Review % of students used 36.9 15.2 13.6 8.6 6.1 4.0 3.5 3.0 2.0 1.5 This is the average number of questions people schedule for the USMLE Step 1 on Cram Fighter. Average 2000 questions This the average number of days people study for the USMLE Step 1 on Cram Fighter. Average 91 days