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Rheumatology (Internal Medicine, Books): Amazon KDP category data
Amazon Books Best Sellers data for Rheumatology (Internal Medicine, Books), updated Nov 2, 2026: median price $21.82, median 75 reviews, average rating 4.6 and a KDPTop opportunity score of 33/100 (highly competitive).
| Price range (middle 50%) | $16.19 – $37.05 |
|---|---|
| Average rating | 4.6 |
| New releases (90 days) | 9% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 4% of the parent category Internal Medicine (2,081), one of the easier corners under it.
- Prices spread wide: the middle half runs from $16.19 to $37.05, so budget editions and premium or boxed sets sell side by side.
Top 10 Rheumatology best sellers
-
Goodbye Autoimmune Disease: How to Prevent and Reverse Chronic Illness and Inflammatory Symptoms Using Supermarket Foods (Goodbye Lupus)
by Brooke Goldner M.D.
- List rank#1
- Price$18.49
- Rating4.4
- Reviews1,846
-
The Complete Bone and Joint Health Plan: Help Prevent and Treat Osteoporosis and Arthritis
by Jocelyn Wittstein MD
- List rank#2
- Price$20.76
- Rating4.4
- Reviews111
-
Mayo Clinic on Fibromyalgia: Strategies to Take Back Your Life
by Andy Abril M.D.
- List rank#3
- Price$20.46
- Rating4.6
- Reviews835
-
Exercise for Better Bones: The Complete Guide to Safe and Effective Exercises for Osteoporosis
by Margaret Martin
- List rank#4
- Price$21.95
- Rating4.5
- Reviews978
-
Osteoporosis: The book I wish I'd had when I was diagnosed
by Lisa Pocius MD
- List rank#5
- Price$17.95
- Rating4.8
- Reviews11
-
Too Flexible to Feel Good: A Practical Roadmap to Managing Hypermobility
by Celest Pereira
- List rank#6
- Price$28.62
- Rating4.7
- Reviews199
-
Dr. Lani's No-Nonsense Bone Health Guide: The Truth About Density Testing, Osteoporosis Drugs, and Building Bone Quality at Any Age
by Lani Simpson DC CCD
- List rank#7
- Price$13.15
- Rating4.5
- Reviews793
-
The Essentials of Ehlers-Danlos Syndrome: A Guide For Diagnosis hEDS Symptoms Pain Management Lifestyle Strategies For You To Live Your Best Life
- List rank#8
- Price$16.99
- Rating4.6
- Reviews329
-
Rheumatology Secrets
by Jason Kolfenbach MD FACR
- List rank#9
- Price$40.35
- Rating4.6
- Reviews24
-
Never Bet Against Occam: Mast Cell Activation Disease and the Modern Epidemics of Chronic Illness and Medical Complexity
by Lawrence B. Afrin M.D.
- List rank#10
- Price$14.99
- Rating4.7
- Reviews707
FAQ
Is Rheumatology a good niche for Amazon KDP?
Its KDPTop opportunity score is 33/100, which makes it highly competitive. The median best seller has 75 reviews and sells for $21.82.
How many reviews do you need to rank in Rheumatology?
The median best seller has 75 reviews, and 54% of them have fewer than 100.
What do Rheumatology best sellers cost?
The median price is $21.82; half of the best sellers are priced between $16.19 and $37.05.
Can new books break into Rheumatology?
9% 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.