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Physiological Aspects (Psychology & Counseling, Books): Amazon KDP category data
Amazon Books Best Sellers data for Physiological Aspects (Psychology & Counseling, Books), updated Nov 2, 2026: median price $16.97, median 119 reviews, average rating 4.6 and a KDPTop opportunity score of 30/100 (highly competitive).
| Price range (middle 50%) | $12.93 – $21.76 |
|---|---|
| Average rating | 4.6 |
| New releases (90 days) | 7% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 1% of the parent category Psychology & Counseling (10,848), one of the easier corners under it.
Top 10 Physiological Aspects best sellers
-
Vagus Nerve Deck: 75 Exercises to Reset Your Nervous System
by Melissa Romano LGSW
- List rank#1
- Price$21.43
- Rating4.7
- Reviews855
-
Six-Minute X-Ray: Rapid Behavior Profiling
by Chase Hughes
- List rank#2
- Price$14.47
- Rating4.7
- Reviews2,131
-
Change Your Brain, Change Your Life (Revised and Expanded): The Breakthrough Program for Conquering Anxiety, Depression, Obsessiveness, Lack of Focus, Anger, and Memory Problems
by Daniel G. Amen M.D.
- List rank#3
- Price$11.19
- Rating4.5
- Reviews5,485
-
Power vs. Force: The Hidden Determinants of Human Behavior
- List rank#4
- Price$16.91
- Rating4.7
- Reviews6,950
-
Anchored: How to Befriend Your Nervous System Using Polyvagal Theory
by Deb Dana LCSW
- List rank#5
- Price$13.99
- Rating4.6
- Reviews1,042
-
Grunt: The Curious Science of Humans at War
by Mary Roach
- List rank#6
- Price$11.99
- Rating4.4
- Reviews4,040
-
The Mind-Gut Connection: How the Hidden Conversation Within Our Bodies Impacts Our Mood, Choices, and Overall Health ― A Groundbreaking Science Guide
by Emeran Mayer
- List rank#7
- Price$10.59
- Rating4.5
- Reviews4,125
-
The Divided Mind: The Epidemic of Mindbody Disorders ― A Groundbreaking Health Guide on Repressed Emotions and Psychosomatic Pain
by John E. Sarno
- List rank#8
- Price$10.99
- Rating4.6
- Reviews1,583
-
Your Body Remembers What You're Trying to Forget: A Somatic Guide to the Emotional Roots of Physical Symptoms
by T. Klein
- List rank#9
- Price$19.99
- Rating4.6
- Reviews247
-
The Man Who Mistook His Wife for a Hat: and Other Clinical Tales
by Oliver Sacks
- List rank#10
- Price$19
- Rating4.4
- Reviews8,577
Same niche in Kindle eBooks: Physiological Aspects
FAQ
Is Physiological Aspects a good niche for Amazon KDP?
Its KDPTop opportunity score is 30/100, which makes it highly competitive. The median best seller has 119 reviews and sells for $16.97.
How many reviews do you need to rank in Physiological Aspects?
The median best seller has 119 reviews, and 46% of them have fewer than 100.
What do Physiological Aspects best sellers cost?
The median price is $16.97; half of the best sellers are priced between $12.93 and $21.76.
Can new books break into Physiological Aspects?
7% 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.