# USMLE Vault Blog — Step 1, Step 2 CK & Step 3 Strategy Library

> The USMLE Vault blog is a free strategy library by Dr. Marish Asudani (PGY-1, 98% student pass rate). Every article is written for IMGs and medical students who want concrete, execution-ready guidance for Step 1, Step 2 CK, and Step 3 in 2026.

## Hub
- Blog index: https://usmlevault.com/blog
- Free guides homepage (every guide on one page): https://usmlevault.com/guides

## Pillar Guides (start here)
- USMLE Step 1 — 12-20 Week Roadmap for IMGs: https://usmlevault.com/blog/pillar1
- USMLE Step 1 — First Aid + UWorld + System-Wise Method: https://usmlevault.com/blog/pillar2
- USMLE Step 1 — NBME Final Sprint Strategy: https://usmlevault.com/blog/pillar3
- USMLE Step 2 CK — Complete Guide (2026): https://usmlevault.com/blog/step2-complete-guide
- USMLE Step 3 — Complete Guide (Day 1 + Day 2 + CCS): https://usmlevault.com/blog/step3-complete-guide

## Step 2 CK — Divine Intervention Episode Guides
Per-system, downloadable HTML study guides built around the Divine Intervention podcast.
- Index + ZIP: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/
- Cardiovascular: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/cardiovascular.html
- Emergency Medicine: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/emergency_medicine.html
- Endocrinology: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/endocrinology.html
- Gastrointestinal: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/gastrointestinal.html
- Hematology / Oncology: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/hematology_oncology.html
- Infectious Disease: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/infectious_disease.html
- Microbiology: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/microbiology.html
- MSK / Rheumatology: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/msk_rheumatology.html
- Nephrology: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/nephrology.html
- Neurology: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/neurology.html
- OB/GYN: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/ob_gyn.html
- Pediatrics: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/pediatrics.html
- Pharmacology: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/pharmacology.html
- Psychiatry: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/psychiatry.html
- Public Health: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/public_health.html
- Reproductive: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/reproductive.html
- Respiratory: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/respiratory.html
- Special Topics: https://usmlevault.com/blog/step2-complete-guide/di-episode-guides/special_topics.html

## Strategy & Mindset
- Step 1 Mentality — Discipline Over Motivation: https://usmlevault.com/blog/mentality
- 5 Biggest IMG Mistakes During Step 1 Prep: https://usmlevault.com/blog/img-mistakes
- 12-Week Step 1 Timeline (Day-by-Day): https://usmlevault.com/blog/timeline
- System Study Order — Why Renal First, CNS Last: https://usmlevault.com/blog/system-order
- Per-System Method (5–7 days per system): https://usmlevault.com/blog/per-system-method

## First Aid, UWorld & Question Banks
- First Aid Highlighting Strategy: https://usmlevault.com/blog/first-aid-strategy
- UWorld — The Complete 6-Step Method: https://usmlevault.com/blog/uworld-method
- UWorld — The Complete 13-Week Guide (system-by-system): https://usmlevault.com/blog/uworld-13-week-guide
- UWorld vs AMBOSS vs USMLE Vault: https://usmlevault.com/blog/uworld-vs-amboss
- USMLE Vault vs USMLE Rx (page-by-page MCQs): https://usmlevault.com/blog/usmlevault-vs-rx
- Anki vs First Aid Highlighting: https://usmlevault.com/blog/anki-vs-highlighting

## Subject-Specific
- Biochem Strategy — When to Study Each Block: https://usmlevault.com/blog/biochem-strategy
- Pharmacology — The 3-Day System: https://usmlevault.com/blog/pharmacology
- Sketchy Micro — Complete 6-Day Method: https://usmlevault.com/blog/sketchy-micro
- Boards & Beyond vs Pathoma vs USMLE Vault: https://usmlevault.com/blog/boards-vs-pathoma
- Video Learning — Watch-Recall-Watch: https://usmlevault.com/blog/video-learning-method
- Mehlman Intervention — The UWorld 65% Rule: https://usmlevault.com/blog/mehlman-intervention

## NBME & Exam Day
- Offline 40-Question NBME Method: https://usmlevault.com/blog/nbme-offline-method
- NBME Notebook Review System: https://usmlevault.com/blog/nbme-review-system
- Online vs Offline NBME — Score Prediction: https://usmlevault.com/blog/online-vs-offline-nbme
- 15-Minute Buffer Pacing Philosophy: https://usmlevault.com/blog/buffer-strategy
- Score Plateau — From 65% to 72%+: https://usmlevault.com/blog/score-plateau
- Exam Day Execution Protocol: https://usmlevault.com/blog/exam-day-execution

## Logistics
- Free vs Paid Resources — What You Actually Need: https://usmlevault.com/blog/free-vs-paid-resources
- Mobile-First Study Strategy: https://usmlevault.com/blog/mobile-first

## Vault Guides Library (methods, downloads & med-school planning)

- Microbiology by System — every system’s organisms, page by page: https://usmlevault.com/blog/micro-by-system.html
- How to Pass USMLE Step 3 — the complete guide: https://usmlevault.com/blog/step3-complete-guide.html
- You Already Did UWorld — The 12-Week Plan: https://usmlevault.com/blog/twelve-weeks.html — For anyone who finished a question bank months ago and cannot tell what is left.
- The Whole of First Aid, in Six Days: https://usmlevault.com/blog/six-day-revision.html — ~2,400 page-mapped cards at ~400 a day.
- Renal, Start to Finish, in 6 Days: https://usmlevault.com/blog/renal-6-days.html — micro and pharm, First Aid pp. 596–628 read, applied and recalled, then UWorld with RPSR.
- The 16-Week Timeline: https://usmlevault.com/blog/timeline.html — A four-phase 16-week Step 1 plan: 9-day foundation, 10–12 weeks of systems in a fixed order, 8–10 days of revision, then NBMEs from form 27.
- The RPSR UWorld Method: https://usmlevault.com/blog/uworld-rpsr.html — The RPSR method for UWorld: 4 days of First Aid prep per system — First Aid attacked from 4 angles before UWorld, 20-question untimed tutor blocks, and First Aid-based bookmark review.
- How to Use Mehlman: https://usmlevault.com/blog/mehlman.html — Three rules for Mehlman Medical: watch the videos not the PDFs, run full system playlists, and only use him when UWorld for that system is ≤65%.
- Biochem in 3 Blocks: https://usmlevault.com/blog/biochem.html — How to split Step 1 biochemistry into 7 pieces and place each one immediately before the organ system that depends on it.
- Step 2 CK — Everything I Used: https://usmlevault.com/blog/step2.html — The exact resources behind a 254 on Step 2 CK in under 20 weeks — annotated First Aid, Mehlman playlists, Amboss 200, Divine Intervention podcasts, AJ mnemonics and CMS forms.
- Week 1 to Exam Day — The Whole Road, Before You Start: https://usmlevault.com/blog/road-to-exam-day.html — The USMLE Vault schedule now shows every block from week 1 to exam day, not just to the first NBME: the NBME checkpoints, what happens if NBME 1 is below 65% or 65-70%, how the exam date is set or checked against a booked one, and how to change your system order.
- The AI Tutor — A Teacher on Every Page of First Aid: https://usmlevault.com/blog/ai-tutor.html — The USMLE Vault tutor, built on Gemini Pro: open on every screen, knows exactly which First Aid page you are on, and answers every question in 3 steps — simple, mechanism, how the exam tests it.
- Anki, Rebuilt — NBME 34, Timed Mode and First Aid on Every Card: https://usmlevault.com/blog/anki-timed-mode.html — Three changes to the USMLE Vault Anki, built from student feedback: NBME 34 added to the Booster (4,374 cards), a Timed mode that caps every card at 2 minutes, and a First Aid link on 6,474 cards that opens the page right on the card.
- ELI5, Test Yourself and the Rule-Out Button — How Every First Aid Page Teaches: https://usmlevault.com/blog/eli5-test-yourself.html — What ELI5 is, how 2,849 ELI5s now follow each First Aid page in reading order with topic tabs, 649 new ELI5s and 398 new Test Yourself MCQs, and the new Rule out button that teaches elimination.
- The NBME Booster — The Exam Is Already Published. Fourteen Times.: https://usmlevault.com/blog/nbme-booster.html — Every topic of every NBME from forms 20-33, system-wise, distilled to a one-liner and tutored back to you. 4,174 cards. Students have gone from 49% to 75% in 15-20 days.
- Biostatistics and Ethics: https://usmlevault.com/blog/biostats.html — The five-step order, and why UWorld biostats is not good enough.
- Canon Events — and the Fix for Each: https://usmlevault.com/blog/usmle-canon-events.html — Ten universal USMLE prep mistakes and the fix for each.
- Every Resource You Will Ever Need: https://usmlevault.com/blog/every-resource-you-need-step-1.html — Twelve jobs, one resource each, with the rule for when each enters.
- Step 1 During Internship — 14 Weeks: https://usmlevault.com/blog/step-1-during-internship.html — Phone-first Step 1 in 14 weeks alongside a full internship, with the real NBME progression.
- First Aid 2025 → 2026: Every Change, System by System: https://usmlevault.com/blog/2025-vs-2026.html — Page-by-page audit of the 367 differences between First Aid for the USMLE Step 1 2025 and 2026 editions, sorted by system.
- All three Steps in under 12 months.: https://usmlevault.com/blog/all-steps-12-months.html — A dated plan for Step 1 in 16 weeks, Step 2 CK in 6 months and Step 3 in 45 days — 11.2 months total, phase by phase.
- How to Use My Anki Decks the Right Way: https://usmlevault.com/blog/anki-decks.html — How to run the Foundation Anki and NBME Booster decks for Step 1 — card counts, daily targets, and when to use each.
- The Full-Length Step 1 Assessments: https://usmlevault.com/blog/assessment.html — Two 14-block, 280-question full-day Step 1 simulations, how they differ from NBME forms, and how to use the report.
- 4 Resources I Would Never Use Again: https://usmlevault.com/blog/avoid.html — Why Boards & Beyond, Kaplan, USMLE Rx and Pixorize are cut from a 2026 Step 1 plan, and what replaces each one.
- The Part Nobody Plans For: https://usmlevault.com/blog/community.html — How accountability, a weekly leaderboard, and one study partner in your exact week keep Step 1 prep from leaking out through skipped days.
- You Need 4 Resources. Not 40.: https://usmlevault.com/blog/core-4.html — The four Step 1 resources that matter — First Aid, UWorld, Sketchy micro and pharm, Mehlman — and how USMLE Vault ties them together.
- What Is the First Aid Guide: https://usmlevault.com/blog/fa-guide.html — A page-by-page decode of all 646 First Aid pages: high-yield flags, ELI5 explanations, page-specific MCQs, walkthroughs and synced Anki.
- The last two weeks. Five resources, nothing new.: https://usmlevault.com/blog/final-14-days.html — The five revision resources for the final 14 days before Step 1: Randy Neil HY PDF, Mehlman Arrows, NBME Booster, antimicrobials, biostats.
- How to Study for Step 1 in Final Year MBBS (Indian Edition): https://usmlevault.com/blog/final-year-mbbs.html — Run Step 1 alongside final year MBBS: 11 systems at ~10 days each, three phases per system, foundations placed just before the system that uses them.
- When Is a System Actually Finished?: https://usmlevault.com/blog/finish-a-system.html — A five-point checklist that defines a finished Step 1 system by evidence — all questions attempted, misses traced to First Aid, last two blocks above 65%.
- How to Actually Complete First Aid: https://usmlevault.com/blog/first-aid-method.html — The four-reading method for First Aid: understand, apply, correct, retain — 4–5 days per system, whole book in about 8 weeks.
- Motivation Fails. Systems Win.: https://usmlevault.com/blog/habits.html — The four accountability moves for Step 1 prep: a written target score, a fixed exam date, checked-off daily tasks, and a study community.
- Inside a First Aid Guide Page: https://usmlevault.com/blog/inside-a-page.html — A walkthrough of one First Aid Guide page (FA p.596, Potter sequence) showing the Concept Walkthrough, the "How is this tested?" block and search.
- MBBS to Match: https://usmlevault.com/blog/journey.html — A dated timeline: MBBS April 2024, Step 1 in 14 weeks from a 50% first block, Step 2 CK 254, Step 3 213, matched IM Florida March 2025.
- First Year to Final Year: https://usmlevault.com/blog/med-school.html — MBBS mapped against Step 1 year by year — what to study each year, in what order, and the annotation habit that makes it compound.
- Taking Your First NBME: https://usmlevault.com/blog/nbme-first-time.html — The 7–10 day consolidation protocol before your first NBME: Sketchy Micro, Anki, timed blocks, the two-pass method, and NBME 27 exam simulation.
- The NBME MCQ Protocol: https://usmlevault.com/blog/nbme-mcq-protocol.html — A four-phase system for answering NBME questions: which images to look at, how to read the stem, decoding the last line, and working the options.
- The Exact NBME Order: https://usmlevault.com/blog/nbme-order.html — Which NBME form to take when, from 26 through 33, what each one tells you, and the score thresholds that signal readiness.
- The NBME Review Protocol: https://usmlevault.com/blog/nbme-review-protocol.html — How to review an NBME the same day: offline format, blind score check, the practice-gap vs knowledge-deficit framework, and a system-wise notebook.
- Stuck at 62–65% on NBMEs: https://usmlevault.com/blog/nbme-stuck-scores.html — Three moves for breaking an NBME plateau: Mehlman plus AMBOSS for weak systems, two high-yield PDFs, and the NBME Booster deck.
- USMLE High-Yield Nutrition Review: https://usmlevault.com/blog/nutrition.html — Full nutrition review for Step 1 and Step 2 CK: GI absorption, all vitamins and minerals, drug-nutrient interactions, archetypes, tables and traps.
- Complete Pharmacology in 48 Hours: https://usmlevault.com/blog/pharmacology-48-hours.html — The FWRT method for finishing high-yield Step 1 pharmacology in 48–72 hours, with a system-by-system resource map and MCQ testing loop.
- The resource stack.: https://usmlevault.com/blog/resources.html — Fifteen resources across Step 1, Step 2 CK and Step 3 — five per exam — with the rule that makes each one work and where it fits in the sequence.
- The Seven Sheets: https://usmlevault.com/blog/sheets.html — Seven free Step 1 downloads — Sketchy Micro, HY Pharm, First Aid Guide, Neil Randy, Mehlman Arrows, Foundation Anki, NBME Booster — each with its trigger.
- Complete Sketchy Micro in 6 Days. Actually Remember It.: https://usmlevault.com/blog/sketchy-micro-in-6-days.html — The WRWRT method and a day-by-day order for finishing all ~85 Sketchy Micro organisms in 6 days, with First Aid page numbers for same-night MCQs.
- What Is USMLE Vault — Your One Resource: https://usmlevault.com/blog/what-is-vault.html — Overview of USMLE Vault's four parts: the day-by-day Schedule, the University video library, the page-by-page First Aid Vault, and the Anki decks.
- How to Study for USMLE in First Year: https://usmlevault.com/blog/year-1.html — First-year method: physiology, anatomy and biochem system-wise with your textbook and First Aid open together, annotating every extra point into First Aid.
- How to Study for USMLE in Second Year: https://usmlevault.com/blog/year-2.html — Second-year order: Sketchy Micro first, then pathology system-wise with Pathoma and Robbins, then pharmacology — turning dedicated into revision.
- Giving Step 1 in Third Year: https://usmlevault.com/blog/year-3.html — A 24-week third-year Step 1 plan: 2 weeks foundation, 16 weeks across eleven systems, 6 weeks of NBMEs, with the 65% and 67–68% thresholds.
- How to Actually Use YouTube for Step 1: https://usmlevault.com/blog/youtube.html — Five free YouTube resources for Step 1 — Mehlman, Randy Neil, Dirty Medicine, the antimicrobials video — and how the Vault maps them to First Aid pages.

Full machine-readable index: https://usmlevault.com/blog/llms-full.txt