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Infectious Disease (Internal Medicine, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Infectious Disease (Internal Medicine, Kindle eBooks), updated Nov 2, 2026: median price $11.99, median 299 reviews, average rating 4.5 and a KDPTop opportunity score of 19/100 (highly competitive).
| Price range (middle 50%) | $8.89 – $15.96 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 2% |
| Books on the list | 99 |
| Store | Kindle eBooks |
What stands out
- Only 2% of its best sellers are under 90 days old, fewer than in 89% of Kindle eBooks categories: established titles hold the list.
- At $11.99 its median price beats 93% of Kindle eBooks categories, leaving more margin per copy.
- Its median reviews are 39% of the parent category Internal Medicine (776), one of the easier corners under it.
Top 10 Infectious Disease best sellers
-
Everything Is Tuberculosis: The History and Persistence of Our Deadliest Infection
by John Green
- List rank#1
- Price$1.99
- Rating4.4
- Reviews11,568
-
When Breath Becomes Air: Pulitzer Prize Finalist
- List rank#2
- Price$9.99
- Rating4.7
- Reviews120,214
-
The Tennis Partner: A Doctor's Story of Friendship and Loss
- List rank#3
- Price$13.49
- Rating4.4
- Reviews3,842
-
Dosage Calculations for Nursing Students: Master Dosage Calculations The Safe & Easy Way Without Formulas! (Dosage Calculation Success Series Book 1)
- List rank#4
- Price$9.99
- Rating4.5
- Reviews2,042
-
Bad Medicine: How COVID Protocols Turned Hospitals into Death Traps
by Mikki Willis
- List rank#5
- Price$16.99
- Rating5.0
- Reviews2
-
The Fever: How Malaria Has Ruled Humankind for 500,000 Years
by Sonia Shah
- List rank#6
- Price$2.99
- Rating4.4
- Reviews309
-
A Planet of Viruses: Third Edition
by Carl Zimmer
- List rank#7
- Price$15.94
- Rating4.5
- Reviews523
-
The Ghost Map: The Story of London's Most Terrifying Epidemic--and How It Changed Science, Cities, and the Modern World
- List rank#8
- Price$9.99
- Rating4.4
- Reviews2,583
-
The Premonition: A Pandemic Story
- List rank#9
- Price$8.37
- Rating4.6
- Reviews18,720
-
Rabid: A Cultural History of the World's Most Diabolical Virus
by Bill Wasik
- List rank#10
- Price$6.99
- Rating4.2
- Reviews1,151
Subcategories
FAQ
Is Infectious Disease a good niche for Amazon KDP?
Its KDPTop opportunity score is 19/100, which makes it highly competitive. The median best seller has 299 reviews and sells for $11.99.
How many reviews do you need to rank in Infectious Disease?
The median best seller has 299 reviews, and 32% of them have fewer than 100.
What do Infectious Disease best sellers cost?
The median price is $11.99; half of the best sellers are priced between $8.89 and $15.96.
Can new books break into Infectious Disease?
2% of the current best sellers were released in the last 90 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.