newborn wet nappies first week

Newborn Wet and Dirty Nappies in the First Week

Nappy output changes rapidly in the first days and helps clinicians assess feeding and hydration. Meconium should transition in colour while wet nappies generally become more frequent.

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The short answer: Track nappies if your maternity team asks, and use their day-by-day expectations. Too few wet nappies, persistent dark stools, blood, very pale stools or a baby who feeds poorly needs advice.

The normal transition

The first stools are dark meconium. As milk intake increases, stool colour and texture change. Urine output also rises over the first days.

Why nappies matter

Output is one piece of the feeding picture alongside attachment, swallowing, alertness, weight and clinical review. No single nappy count proves everything is fine.

Call for advice

Common questions

Should I log every newborn nappy?

A short log can be useful in the first days, especially if feeding or jaundice is being monitored. Follow your care team’s plan.

Sources & editorial process

Written by the Elara editorial team from the sources above. This page has not been reviewed by an independent clinician. Read how we write and update health pages. Last updated .

Medical disclaimer: this page is general education, not medical advice, diagnosis or treatment. If you are worried about yourself or your baby, contact your midwife, doctor or maternity unit straight away. In an emergency call your local emergency number.