Not medical advice
The information, calculators, tools, and guides on prenatalcalculator.com — including the United Kingdom edition — are provided for educational and informational purposes only. They are not a substitute for professional medical advice, diagnosis, or treatment.
Always consult your healthcare provider
For all health-related questions about pregnancy, your baby, or your family's health, please consult:
- Your GP (general practitioner)
- Your health visitor
- Your midwife
- Your local NHS hospital or A&E in emergencies
Emergency situations
For medical emergencies in United Kingdom, dial 999 immediately or go to the nearest emergency department. Do not rely on website information in an emergency.
For non-emergency health questions you can also call:
NHS 111 (free, 24/7 non-emergency)
Calculations are estimates
Tools on this site (due date calculator, baby weight charts, vaccination tracker, etc.) provide estimates based on the inputs you give and standard formulas. They are not personalised medical advice. Individual circumstances vary significantly — always confirm important calculations with your healthcare provider.
Guidance sources used
Where applicable, our United Kingdom edition content follows guidance from:
- National Institute for Health and Care Excellence (NICE)
- NHS England
- Royal College of Obstetricians and Gynaecologists (RCOG)
- Royal College of Paediatrics and Child Health (RCPCH)
We are not affiliated with any of these organisations. Where they have published guidance, we cite it for context. Always go directly to those organisations' official websites for authoritative current guidance.
No doctor-patient relationship
Use of this website does not create a doctor-patient relationship between you and any individual or entity associated with prenatalcalculator.com. We do not provide medical advice, diagnose conditions, or prescribe treatments.
Medication and supplements
If our content mentions any medication, supplement, vitamin, or treatment, this is for general educational purposes only. Never start, stop, or change any medication or supplement without consulting your healthcare provider, particularly during pregnancy or when caring for an infant. Drug interactions and individual contraindications must be assessed by a qualified professional who knows your full medical history.
Third-party information
Where we cite or link to third-party sources (government health websites, peer-reviewed medical journals, etc.), we strive to use authoritative sources but cannot guarantee the accuracy or currency of third-party content. Always verify with the original source.
Mental health
If you or someone you care for is experiencing a mental health crisis, including postpartum depression or anxiety, please seek immediate help from a qualified mental health professional. Our tools cannot screen for, diagnose, or treat mental health conditions.
Use at your own risk
You use the information on this site at your own risk. We disclaim all liability for any direct, indirect, incidental, or consequential damages arising from reliance on the information provided here.
Contact
For corrections or concerns about specific content, please email hello@prenatalcalculator.com or use our contact page.