Calculators - Charts: Publications and Resources (112 Items)| Title & Author | Ed | Publish Revised |
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| FODMAP Diet Chart: Food to Eat and Avoid for Better Digestion - Ian C. Langtree | ✓ ✓ | 2026/01/30 2026/02/07 |
| Mediterranean Diet Score: Key to Healthy Aging - Ian C. Langtree | ✓ ✓ | 2026/01/06
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| Health Octo Tool Estimates Biological Age from Routine Health Data - University of Washington School of Medicine/UW Medicine | ✓ ✓ | 2025/05/06
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| The Colors of Noise: Therapeutic to Engineering Uses - Ian C. Langtree | ✓ ✓ | 2025/02/09 2025/09/26 |
| PI-RADS: Prostate Imaging Reporting and Data System Chart - Ian C. Langtree | ✓ ✓ | 2025/01/27
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| BI-RADS: Breast Imaging Reporting and Data System Chart - Ian C. Langtree | ✓ ✓ | 2025/01/26 2025/01/30 |
| Braille Conversion Chart: Letters, Numbers, Punctuation, Values - Ian C. Langtree | ✓ ✓ | 2025/01/07 2025/06/14 |
| Grams and Ounces to Teaspoon Conversion Chart - Ian C. Langtree | ✓ ✓ | 2024/10/21 2026/01/16 |
| Testosterone Levels by Age: Male and Female Chart - Ian C. Langtree | ✓ ✓ | 2023/10/02 2026/01/16 |
| Girls Height to Weight Chart From 2-12 Years - Ian C. Langtree | ✓ ✓ | 2023/08/21 2026/01/18 |
| Boys Height Weight Chart Ages 2-12: Growth Reference - Ian C. Langtree | ✓ ✓ | 2023/08/21 2026/01/18 |
| Male Toddler Growth Chart: Heights & Weights 12-23 Months - Ian C. Langtree | ✓ ✓ | 2023/08/21 2026/01/18 |
| Female Toddler Height Weight Chart 12-23 Months Age - Ian C. Langtree | ✓ ✓ | 2023/08/21 2026/01/18 |
| Teen Boys Height Weight Chart Ages 13-20 | Reference Data - Ian C. Langtree | ✓ ✓ | 2023/08/21 2026/01/18 |
| Baby Boy Growth Chart: Height and Weight Birth to 11 Months - Ian C. Langtree | ✓ ✓ | 2023/08/21 2026/01/18 |
| Teen Girls Height Weight Chart Ages 13-20 Years Reference - Ian C. Langtree | ✓ ✓ | 2023/08/21 2026/01/18 |
| Baby Girl Growth Chart: Height & Weight Birth to 11 Months - Ian C. Langtree | ✓ ✓ | 2023/08/21 2026/01/18 |
| Lumens, Watts, and LED Conversion Charts - Ian C. Langtree | ✓ ✓ | 2023/07/28 2025/05/01 |
| Body Frame Size Charts: Wrist, Elbow, and Finger Measurement Methods - Ian C. Langtree | ✓ ✓ | 2022/12/12 2026/02/04 |
| International Prostate Symptom Score (IPSS) Test and Chart - Ian C. Langtree | ✓ ✓ | 2022/12/11 2025/08/05 |
| Mattress Sizes Chart for US, UK, EU, RV, Trucks - Ian C. Langtree | ✓ ✓ | 2022/09/02 2025/05/05 |
| Blood Oxygen Level Chart: Ranges, Symptoms, Monitoring - Ian C. Langtree | ✓ ✓ | 2022/09/01 2025/05/21 |
| Dog Age to Human Years Chart and Calculator with Breed Life Expectancy - Ian C. Langtree | ✓ ✓ | 2021/07/03 2025/05/02 |
| Cat Age to Human Years: Chart, Calculator, and Life Stages Guide - Ian C. Langtree | ✓ ✓ | 2021/06/16 2025/05/02 |
| Medical Triage Guide: Color Tag Chart & Priority Protocol - Ian C. Langtree | ✓ ✓ | 2021/04/06 2026/01/16 |
| OpenPandemics COVID-19 World Community Grid Project - Ian C. Langtree | ✓ ✓ | 2020/05/23 2026/01/16 |
| DVPRS 2.0 Pain Scale Chart: Military & Veteran Pain Tool - Ian C. Langtree | ✓ ✓ | 2020/03/12 2026/01/16 |
| Human Laterality Facts & Right-Left Handedness Guide - Ian C. Langtree | ✓ ✓ | 2020/02/04 2026/01/16 |
| Fitzpatrick Scale Skin Type Test and Results - Ian C. Langtree | ✓ ✓ | 2020/01/17 2025/03/08 |
| International Ring Size Chart: Wedding & Engagement - Ian C. Langtree | ✓ ✓ | 2019/12/19 2026/01/16 |
| Neck Size Measurement Guide and Health Implications - Ian C. Langtree | ✓ ✓ | 2019/06/14 2026/02/09 |
| BMI Chart: Normal Weight, Overweight & Obesity Ranges - Ian C. Langtree | ✓ ✓ | 2019/01/10 2026/01/16 |
| Home Urinalysis Test Strip Color Guide and Explanations - Ian C. Langtree | ✓ ✓ | 2018/08/06 2025/05/03 |
| Blood Sugar/Glucose Conversion Chart mmol/L to mg/dl - Ian C. Langtree | ✓ ✓ | 2018/07/03 2026/01/12 |
| ISO Country Codes: Alpha-2, Alpha-3, Numeric, Dialing Codes - Ian C. Langtree | ✓ ✓ | 2018/04/30 2026/02/14 |
| Accessible Keno and Lottery Number Combination Calculator - Ian C. Langtree | ✓ ✓ | 2018/02/22 2025/05/28 |
| Imperial Measurement Conversion Charts and Definitions - Ian C. Langtree | ✓ ✓ | 2017/12/22 2025/05/19 |
| Adult Body Mass Index (BMI) Calculator and Table - Ian C. Langtree | ✓ ✓ | 2017/12/22 2026/01/16 |
| Essential Cooking Measurement Charts and Conversion Tables - Ian C. Langtree | ✓ ✓ | 2017/12/21 2025/05/20 |
| Free Printable Snellen Eye Charts for Home Vision Tests - Ian C. Langtree | ✓ ✓ | 2017/12/21 2025/10/09 |
| Pregnancy Due Date Calculator: Estimate Your Baby's Arrival - Ian C. Langtree | ✓ ✓ | 2017/12/21 2026/01/16 |
| Comprehensive Metric and Imperial Conversion Tables - Ian C. Langtree | ✓ ✓ | 2017/12/20 2025/05/19 |
| Metric Conversion Charts and Guides for Everyday Use - Ian C. Langtree | ✓ ✓ | 2017/12/20 2025/05/19 |
| Calculate Age in Days Weeks Months Since Birth - Ian C. Langtree | ✓ ✓ | 2017/12/19 2026/02/18 |
| Loan Repayment Calculator: Personal Loans, Mortgages, Repayments - Ian C. Langtree | ✓ ✓ | 2017/12/12 2025/03/02 |
| Calorie Calculator: Daily Needs & Activities Tracker - Ian C. Langtree | ✓ ✓ | 2017/12/03 2026/01/16 |
| Blood Cholesterol Level Chart and Risk Ranges - Ian C. Langtree | ✓ ✓ | 2017/12/01 2026/01/05 |
| Global Height Chart: Average Male & Female Stature - Ian C. Langtree | ✓ ✓ | 2017/12/01 2026/01/26 |
| Height to Weight Guide: Infants Through Teens - Ian C. Langtree | ✓ ✓ | 2017/11/30 2026/02/10 |
| Height to Weight Ratio Chart For Women and Men - Ian C. Langtree | ✓ ✓ | 2017/11/30 2026/02/10 |
| Blood Pressure Chart: Normal, High & Low BP Readings - Ian C. Langtree | ✓ ✓ | 2017/11/19 2026/01/16 |
| Global Aging Index: Measuring Population Health and Equity - Columbia University's Mailman School of Public Health | ✓ ✓ | 2017/07/26 2026/01/17 |
| World Population by Country and Continent - Ian C. Langtree | ✓ ✓ | 2017/05/14 2026/01/17 |
| India Life Expectancy by State: Gender & Urban-Rural Data - Ian C. Langtree | ✓ ✓ | 2017/05/14 2026/01/17 |
| UK Life Expectancy Data by Region Shows Wide Health Gaps - Ian C. Langtree | ✓ ✓ | 2017/05/13 2025/08/09 |
| Canadian Life Expectancy by Province and Territory - Ian C. Langtree | ✓ ✓ | 2017/05/12 2026/01/17 |
| Australian State Life Expectancy Statistics by Region - Ian C. Langtree | ✓ ✓ | 2017/05/11 2026/01/17 |
| State-by-State U.S. Life Expectancy Statistics Chart - Ian C. Langtree | ✓ ✓ | 2017/05/10 2025/02/23 |
| QR Codes: Enhancing Accessibility for People with Disabilities - Ian C. Langtree | ✓ ✓ | 2016/09/24 2025/05/16 |
| Comprehensive 1-10 Pain Scale Chart with Descriptions and Faces - Ian C. Langtree | ✓ ✓ | 2016/05/20 2025/06/02 |
| Body Temperature Chart: Normal, Fever & Hypothermia - Ian C. Langtree | ✓ ✓ | 2016/01/05 2025/10/03 |
| Down Syndrome Growth Charts for Children and Teens - The Children's Hospital of Philadelphia | ✓ ✓ | 2015/10/29 2026/01/17 |
| Urine Color Chart: Indicators of Health and Hydration - Ian C. Langtree | ✓ ✓ | 2015/10/09 2025/05/03 |
| Hemoglobin Level Chart and Body Iron Information - Ian C. Langtree | ✓ ✓ | 2015/07/20 2025/04/08 |
| Mercury in Fish: Safe Consumption Guide & Chart - Ian C. Langtree | ✓ ✓ | 2015/06/15 2025/12/01 |
| International Male and Female Clothing and Shoe Size Conversion Charts - Ian C. Langtree | ✓ ✓ | 2015/06/01 2025/05/03 |
| Sleep Duration Chart by Age: Newborns to Seniors Guide - National Sleep Foundation | ✓ ✓ | 2015/02/02 2026/01/17 |
| Free Ovulation Calculator & Fertility Period Tracker - Ian C. Langtree | ✓ ✓ | 2014/11/05 2026/01/17 |
| IQ Levels Chart: Understanding Intelligence Test Scores - Ian C. Langtree | ✓ ✓ | 2014/08/06 2026/01/18 |
| Prostate Cancer Risk Calculator: Free Assessment Tool - University of Texas Health Science Center at San Antonio | ✓ ✓ | 2014/08/05 2026/01/18 |
| Biological Age Calculator: Find Your True Health Age - Ian C. Langtree | ✓ ✓ | 2014/03/30 2025/05/08 |
| Weight Converter: Stones, Pounds & Kilograms - Ian C. Langtree | ✓ ✓ | 2014/01/04 2025/11/30 |
| Free Percentage Calculator for Quick Math Calculations - Ian C. Langtree | ✓ ✓ | 2013/12/12 2026/01/17 |
| How to Have a Boy or a Girl Baby - Ian C. Langtree | ✓ ✓ | 2013/11/11 2026/01/17 |
| Social Security Benefits Calculator and Strategy Guide - Ian C. Langtree | ✓ ✓ | 2013/03/22 2026/01/18 |
| Blood Type Guide: Compatibility, Genetics & Transfusion - Ian C. Langtree | ✓ ✓ | 2012/09/28 2025/06/28 |
| Childhood Obesity Calorie Calculator for Policy Planning - Columbia University's Mailman School of Public Health | ✓ ✓ | 2012/08/15 2026/01/18 |
| Disability Plan Evaluation Calculator: Offset Tool - Assurant Employee Benefits | ✓ ✓ | 2012/04/05 2026/01/18 |
| Social Security Benefits Calculators and Planners Guide - Ian C. Langtree | ✓ ✓ | 2011/12/11 2026/01/18 |
| Student Loan Repayment Calculator and Discharge Options - Ian C. Langtree | ✓ ✓ | 2011/10/27 2026/01/18 |
| Weight Gain Calculator: Daily Calorie & Nutrition Planner - Ian C. Langtree | ✓ ✓ | 2011/10/18 2026/01/18 |
| Health Widgets for Websites: Medical Tools for Blogs - Ian C. Langtree | ✓ ✓ | 2011/07/17 2026/01/18 |
| Social Security Benefits Calculator: Best Age to Claim - Ian C. Langtree | ✓ ✓ | 2011/07/12 2026/01/18 |
| Wedding Anniversary Names by Years Married - Ian C. Langtree | ✓ ✓ | 2011/06/27 2026/01/18 |
| Pulse Rate Chart: Normal BPM by Age for Children & Adults - Ian C. Langtree | ✓ ✓ | 2011/06/09 2026/01/18 |
| Life Insurance Calculator for Family Financial Planning - Ian C. Langtree | ✓ ✓ | 2011/04/24 2025/06/23 |
| Home Budget Calculator: Plan Household Finances - Ian C. Langtree | ✓ ✓ | 2011/03/13 2025/03/01 |
| Ischemic Stroke Risk Calculator Predicts Patient Outcomes - St. Michael's Hospital | ✓ ✓ | 2011/02/10 2026/01/18 |
| Infant Growth Tracker: Percentile Calculator for Ages 0-36 Months - Ian C. Langtree | ✓ ✓ | 2011/02/07 2025/07/10 |
| Child Growth Percentile Calculator for Ages 3-20 - Ian C. Langtree | ✓ ✓ | 2011/02/07 2025/07/10 |
| Calculate Your Personal Disability Risk with PDQ Tool - Ian C. Langtree | ✓ ✓ | 2011/01/20 2026/01/18 |
| Glycemic Index Chart: Food Rankings for Blood Sugar - Ian C. Langtree | ✓ ✓ | 2011/01/10 2026/01/18 |
| Daily Calorie Calculator for Weight Loss and Maintenance - Ian C. Langtree | ✓ ✓ | 2010/12/27 2026/01/18 |
| Child and Teen BMI Calculator: Age-Specific Assessment - Ian C. Langtree | ✓ ✓ | 2010/12/27 2026/01/17 |
| When Will I Go Bald? Hair Loss Calculator for Men - Ian C. Langtree | ✓ ✓ | 2010/12/26 2025/12/06 |
| Weight Loss by Amount and Target Date Calculator - Ian C. Langtree | ✓ ✓ | 2010/12/26 2025/12/17 |
| AARP Retirement Calculator for Dual and Single Income Homes - AARP | ✓ ✓ | 2010/10/27 2026/01/18 |
| Waist to Hip Ratio Calculator for Men and Women Online - Ian C. Langtree | ✓ ✓ | 2010/10/11 2026/01/17 |
| How To Measure Your Waist Circumference Properly - Ian C. Langtree | ✓ ✓ | 2010/08/18 2026/01/17 |
| Target Heart Rate Calculator & Exercise Zone BPM Chart - Ian C. Langtree | ✓ ✓ | 2010/06/11 2026/01/17 |
| High Fiber Food Chart: Foods High in Dietary Fiber - Ian C. Langtree | ✓ ✓ | 2010/06/06 2026/01/17 |
| US Postal State Abbreviations and Military Codes List - Ian C. Langtree | ✓ ✓ | 2010/05/08 2026/01/17 |
| Height Weight Percentile Charts for Children Ages 0-20 - Ian C. Langtree | ✓ ✓ | 2010/03/22 2026/01/17 |
| Free Online Hearing Test: Check Your Hearing Range - Action on Hearing Loss | ✓ ✓ | 2010/03/22 2026/01/17 |
| Maximum Weight Limit Calculator Without BMI Charts - Ian C. Langtree | ✓ ✓ | 2009/09/19 2026/01/17 |
| Freezer Storage Times for Frozen and Refrigerated Food - Ian C. Langtree | ✓ ✓ | 2009/09/15 2026/01/17 |
| Body Fat Percentage Calculator for Women and Men - Ian C. Langtree | ✓ ✓ | 2009/07/28 2026/01/17 |
| Alcohol's Hidden Calories in Popular Drinks - Ian C. Langtree | ✓ ✓ | 2009/06/18 2025/12/17 |
| Calculate Your Basal Metabolic Rate (BMR) - Ian C. Langtree | ✓ ✓ | 2009/03/31 2026/01/17 |
| Average Life Span Expectancy by Country - Ian C. Langtree | ✓ ✓ | 2009/03/19 2026/01/17 |
| Convert MS Word to HTML: Free Online Text Converter Tool - Ian C. Langtree | ✓ ✓ | 2008/01/01 2026/01/17 |
| Free Title Case Converter & Text Capitalization Tool - Ian C. Langtree | ✓ ✓ | 2008/01/01 2026/01/17 |