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JN Challenge

A Peer-reviewed Medical Game

Download today from the Apple App Store and Google Play.

The app is free. Registration required.

  • Practice Questions to Improve Your Diagnosis Management Skills and Medical Knowledge
  • Based on case studies from the JAMA Network journals
  • Test yourself against yourself and your peers
  • Get answers in real time
  • Improve your score by replaying questions you missed


What our first users are saying about the Challenge

"I love the variety, and I found the cases extremely interesting, engaging, and information."

"I enjoyed the tests and they will help me prepare for exams."

"Easy to navigate. I love it."

"It creates the 'fun' factor in doing the quiz"

"It definitely felt competitive, even just with myself"

"Fun and educational."

"I like the game aspect, it allows you to be competitive with yourself. Challenging you to get a higher score next time."

"It was easy to use and user friendly."

"It was challenging, but acted as a good review. I enjoyed it."

"The navigation was easy to use and straight forward."

"I appreciated the diverse content."

"I thought it was simple and easy-to-use."

"I like the mix of content. There were things that I had never heard of and items that I was very familiar with. I learned quite a bit from the cases and discussion."

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Frequently Asked Questions

Find information about using JN Challenge here. We'll be updating this page as we continue to add more features and functionality, so be sure to check back when you have new questions.

Do I need to pay to download or use the Challenge app?
No, the Challenge app is free! Download the app for free from the Apple App store. Play unlimited quiz rounds. Registration is required.

Do I need to create an account with the AMA to access the Challenge?
Yes, registration is required to unlock free access to quiz content from across the 12 JAMA Network journals.

To accommodate all types of users (including those who access the journals through their institutions), we have partnered with our parent organization, the AMA, on a new secure registration system. It takes only a few minutes to create an account. Please be assured that by creating an AMA account you are not becoming an AMA member.

After creating an account, you may use these credentials to access other AMA products and services if you choose. AMA members can use their AMA account information to access all member benefits.

What topics are covered by the Challenge?
Cardiovascular Medicine
Endocrinology & Metabolism
Gastroenterology & Hepatology
Pulmonary & Critical Care Medicine
Infectious Disease

What journals are included in the Challenge?
JAMA Network includes JAMA and 11 specialty Journals: JAMA Cardiology, JAMA Dermatology, JAMA Psychiatry, JAMA Internal Medicine, JAMA Neurology, JAMA Oncology, JAMA Ophthalmology, JAMA Otolaryngology—Head & Neck Surgery, JAMA Pediatrics, JAMA Surgery, and JAMA Facial Plastic Surgery.

Do I need to go to an app store (Apple, Android, Kindle, etc) to install JN Challenge?
Yes, The JAMA Network Challenge is only available through the Apple App store. Visit today on your iPhone or iPad to download and get started.

Does the Challenge work on my phone as well as my tablet?
Yes, JN Challenge will work on iPhones and iPads running the Apple iOS 7+ operating systems.

Can I sign in on more than one device at a time?
You can be signed in on different devices with the same account. Login from your iPad at work. Return on your phone during your ride home. Quiz yourself when and where you want. Your scores will be kept in sync device to device, session to session.

How do I get PDFs of the articles?
Article PDFs are not available within JN Challenge, which delivers a free mobile game experience.

For printable article PDFs, visit jamanetwork.com. Subscribers, members, and institutional users will be permitted to access the full article PDF, download references, request permissions, or use any other features they may be entitled to on jamanetwork.com.

How do I log out?
Tap the menu icon in the upper right portion of the screen. Tap “Sign Out”. You will be logged out of the Challenge app.

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