KDP categories · Top KDP authors
Leukemia (Cancer, Books): Amazon KDP category data
Amazon Books Best Sellers data for Leukemia (Cancer, Books), updated Nov 2, 2026: median price $13.31, median 4 reviews, average rating 4.5 and a KDPTop opportunity score of 26/100 (highly competitive).
| Price range (middle 50%) | $11.99 – $16.35 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 15% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 1% of the parent category Cancer (450), one of the easier corners under it.
- Its review barrier is lower than in 90% of Books categories: the median best seller has only 4 reviews, so new books can chart with few.
- 15% of its best sellers came out in the last 90 days, more than in 80% of Books categories: readers here keep buying new titles.
Top 10 Leukemia best sellers
-
The Emperor of All Maladies: A Biography of Cancer
- List rank#1
- Price$16.99
- Rating4.7
- Reviews9,938
-
The Breuss Cancer Cure
by Rudolf Breuss
- List rank#2
- Price$9.66
- Rating4.5
- Reviews362
-
Moving Through Cancer: An Exercise and Strength-Training Program for the Fight of Your LifeEmpowers Patients and Caregivers in 5 Steps
by Dr. Kathryn Schmitz
- List rank#3
- Price$2.99
- Rating4.7
- Reviews76
-
HumanKind: Changing the World One Small Act at a Time
by Brad Aronson
- List rank#4
- Price$14.85
- Rating4.6
- Reviews1,858
-
The Immunotherapy Revolution: The Best New Hope For Saving Cancer Patients' Lives
by Jason R. Williams MD
- List rank#5
- Price$9.50
- Rating4.6
- Reviews264
-
Cancer Activity Book: Chemo Care Package with Puzzles & Humor – Best Uplifting Cancer Survivor Gift & Chemotherapy Must Have for Men & Women in Treatment (Recovery Series)
- List rank#6
- Price$9.99
- Rating5.0
- Reviews13
-
The Philadelphia Chromosome: A Genetic Mystery, a Lethal Cancer, and the Improbable Invention of a Lifesaving Treatment
by Jessica Wapner
- List rank#7
- Price$15.23
- Rating4.6
- Reviews325
-
TOUGH: Women Who Survived Cancer
by Marquina Iliev-Piselli
- List rank#8
- Price$12.59
- Rating4.5
- Reviews220
-
Faith Through the Fire: A Memoir of Leukemia, Caregiving, and Unshakable Grace
by Dr. Elzora Robinson DBA
- List rank#9
- Price$12.99
- Reviews-
-
UNDERSTANDING CHRONIC LEUKEMIA: A Clear Guide to CLL, CML, Symptoms, Diagnosis, Treatment, and Living Well
by Angel C. Jenkins
- List rank#10
- Price$11.99
- Rating5.0
- Reviews1
Same niche in Kindle eBooks: Leukemia
FAQ
Is Leukemia a good niche for Amazon KDP?
Its KDPTop opportunity score is 26/100, which makes it highly competitive. The median best seller has 4 reviews and sells for $13.31.
How many reviews do you need to rank in Leukemia?
The median best seller has 4 reviews, and 87% of them have fewer than 100.
What do Leukemia best sellers cost?
The median price is $13.31; half of the best sellers are priced between $11.99 and $16.35.
Can new books break into Leukemia?
15% 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.