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Asthma (Children & Adolescent's Health, Books): Amazon KDP category data
Amazon Books Best Sellers data for Asthma (Children & Adolescent's Health, Books), updated Nov 2, 2026: median price $12.99, median 2 reviews, average rating 4.6 and a KDPTop opportunity score of 20/100 (highly competitive).
| Price range (middle 50%) | $9.99 – $19.55 |
|---|---|
| Average rating | 4.6 |
| New releases (90 days) | 5% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 0% of the parent category Children & Adolescent's Health (621), one of the easier corners under it.
- Its review barrier is lower than in 96% of Books categories: the median best seller has only 2 reviews, so new books can chart with few.
- Only 5% of its best sellers are under 90 days old, fewer than in 75% of Books categories: established titles hold the list.
Top 10 Asthma best sellers
-
A Little SPOT Takes Action! 8 Book Box Set (Books 9-16: Kindness, Responsibility, Patience, Respect, Honesty, Organization, Diversity, & Safety)
by Diane Alber
- List rank#1
- Price$52.19
- Rating4.9
- Reviews1,618
-
Missing Microbes: How the Overuse of Antibiotics Is Fueling Our Modern Plagues
by Martin J. Blaser
- List rank#2
- Price$2.99
- Rating4.6
- Reviews890
-
The Anti-Inflammatory Family Cookbook: The Kid-Friendly, Pediatrician-Approved Way to Transform Your Family's Health
by Stefania Patinella
- List rank#3
- Price$17.96
- Rating4.2
- Reviews202
-
First Aid Fast for Babies and Children: Emergency Procedures for all Parents and Caregivers
by DK
- List rank#4
- Price$16.99
- Rating4.8
- Reviews600
-
Alfie's Attack!: The Story of a Fish with Asthma
by David Bohline
- List rank#5
- Price$11.99
- Rating4.6
- Reviews20
-
Breathe In, Breathe Out: with Andy the Asthma Dragon ("The Dragon Clinic: Magical Stories That Make Medicine Make Sense.")
by Dr. Sohaib Khan
- List rank#6
- Price$9.99
- Rating5.0
- Reviews2
-
Kids' Medication & Symptom Log: A 90-Day Daily Health Tracker for Children with Asthma, Allergies, ADHD & Chronic Conditions — Includes Medication Chart, Symptom Checklist, Doctor Visit Log & Weekly
by Calm Care Co
- List rank#7
- Price$9.99
- Rating5.0
- Reviews1
-
The Dirt Cure: Healthy Food, Healthy Gut, Happy Child
by Maya Shetreat-Klein MD
- List rank#8
- Price$11.70
- Rating4.8
- Reviews211
-
Maya’s Mighty Breaths: A Story About Asthma (Little Lungs, Big Adventures)
by Jocelyn Garzon RRT
- List rank#9
- Price$12.99
- Reviews-
-
Acid Reflux in Children: How Healthy Eating Can Fix Your Child's Asthma, Allergies, Obesity, Nasal Congestion, Cough & Croup
by Dr Jamie Koufman MD
- List rank#10
- Price$24.20
- Rating4.8
- Reviews47
FAQ
Is Asthma a good niche for Amazon KDP?
Its KDPTop opportunity score is 20/100, which makes it highly competitive. The median best seller has 2 reviews and sells for $12.99.
How many reviews do you need to rank in Asthma?
The median best seller has 2 reviews, and 85% of them have fewer than 100.
What do Asthma best sellers cost?
The median price is $12.99; half of the best sellers are priced between $9.99 and $19.55.
Can new books break into Asthma?
5% 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.