📊 WHO Growth Charts + IAP Standards

Baby Growth Tracker for
Indian Parents

Log weight, height, and head circumference after every pediatric visit. ChildBloom plots your baby's growth on WHO charts and alerts you when something needs attention.

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Understanding Baby Growth in India

Tracking your baby's growth is one of the most important things you do as a parent in the first two years. It's not just about weight — it's about whether your child is growing at the right velocity, maintaining their percentile, and showing healthy patterns of development across weight, length, and head circumference.

In India, parents often rely only on the brief measurement at each pediatric visit without a systematic way to see the trend over time. ChildBloom changes that — every measurement you log is plotted on WHO growth charts instantly, giving you the same view your pediatrician has, in your pocket.

What ChildBloom Tracks

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Weight

Log weight in kg or grams after each visit. ChildBloom calculates weekly and monthly weight gain velocity against WHO standards.

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Length / Height

Recumbent length for infants, standing height for toddlers. Track against WHO height-for-age percentile curves.

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Head Circumference

A key indicator of brain development. ChildBloom tracks head circumference from birth through age 2 and flags unusual changes.

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BMI for Age

Available from age 2+, BMI-for-age charts help identify undernutrition or early overweight trends before they become problems.

WHO Growth Chart Reference — Weight for Age (Boys)

Age3rd Percentile (kg)50th Percentile (kg)97th Percentile (kg)
Birth2.53.34.3
1 Month3.44.55.7
3 Months4.96.48.0
6 Months6.47.99.7
9 Months7.28.910.9
12 Months7.89.611.7
24 Months9.712.215.3

Source: WHO Child Growth Standards. Values are approximate medians. Always interpret with your pediatrician.

What Is a Healthy Percentile for Indian Babies?

A common misconception among Indian parents is that a baby on the 15th percentile is underweight and needs supplementation. Percentile simply means the rank relative to a reference population — a baby consistently on the 15th percentile who follows that curve steadily is growing perfectly normally. The concern arises when a baby drops across percentile lines (e.g., from 50th to 15th over two months), which signals the need for evaluation.

ChildBloom tracks percentile trends — not just the most recent value — and alerts you if your baby's growth curve is diverging from the expected pattern. Dr. Bloom can explain what the trend means and when to consult your pediatrician.

When to See Your Pediatrician: If your baby loses weight after the first 2 weeks of life, fails to regain birth weight by 2–3 weeks, drops more than 2 major percentile lines on a WHO chart, or shows any signs of illness alongside poor weight gain — consult your doctor immediately. ChildBloom will flag these patterns and prompt you to act.

Growth Tracking and IAP Vaccination Visits

India's IAP schedule includes well-child visits at birth, 6 weeks, 10 weeks, 14 weeks, 6 months, 9 months, 12 months, 15 months, 18 months, and 24 months — exactly the moments when growth measurements are taken. ChildBloom's vaccination tracker and growth tracker work together, so after each vaccine visit you can log both the vaccine given and the measurements taken in a single session.

This gives you a longitudinal record of your baby's health from birth — useful not just for your peace of mind, but as documentation you can share with any pediatrician, whether your regular doctor or a specialist referral.

Frequently Asked Questions

What is a normal baby weight at birth in India?
A normal birth weight for Indian babies is 2.5 kg to 4 kg. Babies below 2.5 kg are considered low birth weight and need closer monitoring. ChildBloom's growth tracker plots your baby's weight from day one.
How do I use WHO growth charts for my Indian baby?
In ChildBloom, you enter your baby's weight, length, and head circumference after each pediatric visit. The app plots these on WHO growth charts, shows your baby's percentile, and tracks how that percentile changes over time.
How much weight should my baby gain each month?
WHO guidelines: 150–200 g/week in the first 3 months, 100 g/week from 3–6 months, and 60–80 g/week from 6–12 months. ChildBloom calculates this velocity automatically and alerts you if it drops below expected ranges.
Should I use Indian or WHO growth charts?
The IAP recommends WHO growth standards for all Indian children under 5. ChildBloom uses WHO standards as IAP recommends, rather than older Indian reference charts that are now considered outdated.
Is ChildBloom's baby growth tracker free?
Yes — ChildBloom is free to start. Log measurements, view WHO percentile charts, and get Dr. Bloom's growth insights at no cost.

Track Your Baby's Growth Today

Plot weight, height, and head circumference on WHO growth charts. Get instant insights from Dr. Bloom. Free to start — no credit card needed.

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