Health guide library
Health guides that make calculator results easier to use.
These guides explain the ideas behind the calculators on WellnessCalcs. They are written for general education and are not a replacement for professional medical or nutrition advice.
A real content hub, not a link dump.
Calculator pages answer a direct question, but many users need more context before they can act on a number. This guide library covers calorie planning, macros, hydration, BMI, body composition, and pregnancy dating in plain English.
Each article connects back to the relevant calculator so visitors can learn the concept, run the estimate, and understand the limitation before making decisions.
How Many Calories Should I Eat?
Understand maintenance calories, deficits, surpluses, and realistic calorie adjustments.
EnergyWhat Is TDEE?
Learn how total daily energy expenditure works and why it changes.
EnergyBMR vs TDEE
See how resting calories differ from full daily calorie needs.
MacrosMacro Ratios for Weight Loss
Learn how protein, carbohydrates, and fat can fit into a fat-loss plan.
MacrosHow Much Protein Per Day?
Understand protein targets for general fitness and weight management.
Weight lossHealthy Weight Loss Pace
Learn why slower, consistent progress is usually more sustainable.
HydrationHow Much Water Should I Drink?
See what affects hydration needs and how to adjust intake.
BMIBMI Categories Explained
Understand underweight, normal range, overweight, and obesity ranges.
BMIBMI Limitations
Learn why BMI is a screening tool, not a diagnosis.
PregnancyHow Pregnancy Due Dates Are Calculated
Understand LMP, conception date, IVF transfer date, and why due dates can change.
PregnancyPregnancy Trimesters Explained
Understand the three pregnancy stages and common milestones.
PregnancyLMP vs Conception Date
Compare common pregnancy dating methods.
Body compositionBody Fat Percentage Explained
Understand body fat percentage estimates and limitations.
Body compositionWaist-to-Height Ratio Guide
Learn how waist-to-height ratio can add context beyond weight.
Weight lossCalorie Deficit Guide
Learn how a calorie deficit works and how to avoid extreme dieting.