Weight, length and head: keeping a clear record

Catch the number before the appointment moves on

There's often a lot happening at a baby's health check. You may hear a weight while you're reaching for a vest, then a head measurement while your questions are still forming. Before you leave, ask for the readings and their units to be written down or added to the baby's health record.

You can enter them into your log later, once everyone is dressed and settled. Use the date they were measured rather than the date you finally found a quiet moment. That small detail helps each reading land in the right place on the growth chart.

Further guidance: Pregnancy, Birth and Baby: Routine health checks

Give each measurement its own place

Weight, length or height, and head circumference describe different measurements. Save them as separate entries so each one appears on its own chart. A note can remind you that all three came from the same visit without squeezing everything into one field.

Head circumference means the measurement around the head, rather than height. If you're unsure what a number on the appointment sheet refers to, ask the clinic before entering it. Keeping the original sheet or health book nearby makes a later check much easier.

Further guidance: WHO Child Growth Standards · Pregnancy, Birth and Baby: Routine health checks

Keep the unit attached to the number

'5.2' on a scrap of paper could mean very different things depending on the unit. Write '5.2 kg' or the full pounds-and-ounces reading, then check the selected unit when you save it. The same care helps with centimetres and inches.

Baby Tracker lets you choose metric or imperial display units. Your phone's choice doesn't change the units another caregiver prefers, and the stored record stays in kilograms and centimetres. You don't need to convert a reading by hand just to make everyone's screen look the same.

A short note about how it was measured

For length or height, record whether your baby was lying down or standing. The app asks for the measurement position because the growth comparison depends on it. If a professional took the reading, ask which position to save rather than inferring it afterwards.

For other readings, a note such as 'clinic scale' or 'routine check' may be enough context. You aren't expected to recreate the clinic at home. Keeping readings from professional appointments together can be a manageable way to build a history without adding another task to every week.

Further guidance: WHO Child Growth Standards

When one entry looks out of place

Before replacing a surprising measurement, check the original result. Was 5.04 entered as 5.4? Did the decimal point move, or was the value put in the wrong field? Check the measurement date too. An old reading saved against today's date can change the line quite dramatically.

Correct a typing mistake when you can confirm it, but don't change a real result simply because it makes an unexpected point. If you're unsure about the reading itself, speak to the person who measured your baby. Save the explanation so another caregiver understands any correction.

Let the health checks build the history

Ask your healthcare team when they would like the next measurements taken, particularly if they've given you an individual plan. You don't need to add extra weigh-ins because a chart has an empty stretch. The useful pace is the one that supports your baby's care.

After each visit, check the entries once and then leave them ready for next time. It can be satisfying to look back at those first tiny measurements months later. A few dated readings, saved clearly, will tell that story better than a stack of numbers you can no longer identify.

Further guidance: Pregnancy, Birth and Baby: Routine health checks