KDP categories · Top KDP authors
Cardiovascular (Nursing, Books): Amazon KDP category data
Amazon Books Best Sellers data for Cardiovascular (Nursing, Books), updated Nov 3, 2026: median price $19.99, median 4 reviews, average rating 4.6 and a KDPTop opportunity score of 29/100 (highly competitive).
| Price range (middle 50%) | $9.99 – $31.99 |
|---|---|
| Average rating | 4.6 |
| New releases (90 days) | 16% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 1% of the parent category Nursing (358), one of the easier corners under it.
- Its review barrier is lower than in 92% of Books categories: the median best seller has only 4 reviews, so new books can chart with few.
- 16% of its best sellers came out in the last 90 days, more than in 83% of Books categories: readers here keep buying new titles.
Top 10 Cardiovascular best sellers
-
Blood Pressure Log Book: Large Print Blood Pressure Daily Tracking Record Log for Track and Monitor Blood Pressure Heart rate Readings at Home
by HA & S0 Publishing
- List rank#1
- Price$9.79
- Rating4.6
- Reviews315
-
ECG/EKG Interpretation Study Guide & Workbook by Nurse Sarah
by Nurse Sarah
- List rank#2
- Price$29.99
- Rating4.7
- Reviews59
-
The Easy and Tasty DASH Diet Cookbook for Seniors: Nourish Your Body With Full-Color Low-Sodium Recipes Designed to Lower Blood Pressure, Boost Heart ... Your Journey (Healthy Cookbooks For Seniors)
by Amber Hampton
- List rank#3
- Price$19.97
- Rating4.4
- Reviews87
-
Blood Pressure Log Book: Simple Daily Blood Pressure Log | Keeping track of your blood pressure readings over time | Small Size 110 Pages (6" x 9" Inches)
by Papers Lake
- List rank#4
- Price$6.77
- Rating4.6
- Reviews154
-
Nurse Report Sheet Notebook: Nursing Report Sheets Notebook
by Brain Sheet Publishing
- List rank#5
- Price$6.99
- Rating4.4
- Reviews78
-
The Congestive Heart Failure Guide: Clear Information on CHF, Medical Care, Daily Routines, Diet Basics, Symptoms, Questions to Ask, and Long-Term Support.
by Michael E. Jones
- List rank#6
- Price$12.99
- Reviews-
-
Adult CCRN Exam Prep: The Comprehensive Guide for ICU Nurses to Master the Critical Care Registered Nurse Exam | High-Yield Review, 1700+ Practice Questions & 15 Mock Exams with Detailed Rationales
by Clinical Prep Academy
- List rank#7
- Price$29.99
- Rating4.6
- Reviews55
-
The Basics: EKG: A Guide for Interpreting Common Heart Rhythms
by H Rocha
- List rank#8
- Price$9.99
- Rating5.0
- Reviews4
-
Blood Pressure Log Book: Simple Daily Blood Pressure Log | Keeping track of your blood pressure readings over time | Small Size 110 Pages (6" x 9" Inches)
by Papers Lake
- List rank#9
- Price$9.99
- Rating5.0
- Reviews29
-
Basic EKG-ECG, Rhythms & Arrhythmias Made Simple: A Beginner-Friendly Visual Guide to Understanding Heart Rhythms, Arrhythmias, and ECG Interpretation ... Paramedics, EMTs, and Medical Students
by SY MedEd
- List rank#10
- Price$14.95
- Rating5.0
- Reviews9
FAQ
Is Cardiovascular a good niche for Amazon KDP?
Its KDPTop opportunity score is 29/100, which makes it highly competitive. The median best seller has 4 reviews and sells for $19.99.
How many reviews do you need to rank in Cardiovascular?
The median best seller has 4 reviews, and 94% of them have fewer than 100.
What do Cardiovascular best sellers cost?
The median price is $19.99; half of the best sellers are priced between $9.99 and $31.99.
Can new books break into Cardiovascular?
16% 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.