# 6 Weeks Pregnant: Baby Size, Symptoms & What to Expect | Clever Mum > 6 weeks pregnant — your baby is the size of a baked bean. What's developing, what you might feel, and what to focus on this week. * [ Home ](/) * › [ Pregnancy ](/pregnancy/) * › [ Week by week ](/pregnancy/week/) * › Week 6 First trimester # 6 weeks pregnant Your baby is about the size of a baked bean [ CP ](/authors/parenting-desk/) By [ Clever Mum Parenting ](/authors/parenting-desk/) · Parenting guides Published 11 July 2026 · Updated 9 September 2026 Quick answer — What happens at 6 weeks pregnant? At 6 weeks pregnant, your baby is about the size of a baked bean, roughly 0.6cm. Tiny buds that will become arms and legs are appearing, and the face is starting to take shape. Who should skip this Skip this page if you need personal medical advice — it is general NHS-aligned information, not a substitute for your midwife. If your baby's movements slow or change, call your maternity unit, not a website. ## What is useful to arrange at six weeks? If you have a positive pregnancy test and have not arranged maternity care, contact your local maternity service or GP. Write down any regular medicines, previous pregnancy concerns and the questions you want to ask; do not stop prescribed medicines without advice. Nausea can happen at any time of day and symptoms vary. The NHS suggests small meals, fluids and rest as practical things to try. If you cannot keep food or drink down, contact your midwife or doctor. Bleeding should be discussed with a healthcare professional rather than assumed to be harmless. You do not need a full nursery shopping list this week. Prioritise arranging care and getting advice relevant to your own circumstances. Our week pages describe typical development, not what a scan must show on a particular day. Dating based on your last period can differ from later scan dating. ### Evidence and scope Published sources consulted on 9 September 2026. [NHS: week 6](https://www.nhs.uk/best-start-in-life/pregnancy/week-by-week-guide-to-pregnancy/1st-trimester/week-6/). ## How big is the baby at 6 weeks pregnant? At 6 weeks pregnant, your baby is about the size of a baked bean, roughly 0.6cm. Tiny buds that will become arms and legs are appearing, and the face is starting to take shape. The areas that will form the ears are developing. These are typical averages — your midwife's measurements are the ones that matter for your pregnancy. ## What might you feel at 6 weeks? Most people at 6 weeks notice some mix of the symptoms below — and plenty notice none of them. Nausea and sensitivity to smells can occur around this stage. Frequent weeing starts early as blood volume increases. Emotional ups and downs are normal and hormonal. None of this is a diagnosis; contact your midwife if something worries you. ### Common symptoms this week * Nausea and food aversions * Heightened sense of smell * Frequent weeing * Emotional ups and downs Symptom lists are typical, never exhaustive — and having none of them is normal too. ## What should you do at 6 weeks pregnant? The useful job this week is practical, not medical. Eat little and often to manage nausea — dry toast or a plain biscuit before getting up can help. Stay hydrated with small sips. Pair it with the NHS week-by-week guide if you want a second description of the same stage. ### Week 6 checklist * Eat little and often — an empty stomach makes nausea worse * Keep plain crackers by the bed for before you get up * Chase your booking appointment if nothing is scheduled yet ## What else is useful at 6 weeks? Use the week page for size and symptoms; use the guides below for the decisions that actually sit in this window — pay, packing, car seats, labour signs. * [Due date calculator](/tools/due-date-calculator/) * [Trimester to-do list](/pregnancy/pregnancy-to-do-list-by-trimester/) ## 6 weeks pregnant: common questions When will I have my first scan after finding out I'm pregnant? The routine NHS dating scan happens at 11–14 weeks. Earlier scans are only offered if there's a medical reason, such as bleeding, significant pain or a history of ectopic pregnancy — if you have any of those, contact your GP or early pregnancy unit rather than waiting. How big is my baby at 6 weeks pregnant? At 6 weeks, your baby is approximately the size of a baked bean, about 0.6cm. These are approximate averages — every baby grows at its own pace. What's happening at 6 weeks pregnant? Tiny buds that will become arms and legs are appearing, and the face is starting to take shape. The areas that will form the ears are developing. For you: nausea and sensitivity to smells can occur around this stage. frequent weeing starts early as blood volume increases. emotional ups and downs are normal and hormonal. Which trimester is 6 weeks? 6 weeks pregnant is in the first trimester. The first trimester runs to the end of week 12, the second from weeks 13 to 26, and the third from week 27 to birth. ## Sources & further reading * [ You and your baby at 4 to 40 weeks pregnant ](https://www.nhs.uk/pregnancy/week-by-week/) — NHS * [ Your baby's movements ](https://www.nhs.uk/pregnancy/keeping-well/your-babys-movements/) — NHS [← 5 weeks](/pregnancy/week/5/) [All weeks](/pregnancy/week/) [7 weeks →](/pregnancy/week/7/) This is general information, not medical advice — every pregnancy is different. For anything that worries you, and for all your antenatal care, speak to your midwife or GP. If your baby's movements ever slow down or change, contact your maternity unit immediately, day or night. Reviewed August 2026. ## Week 6 at a glance Trimester First trimester Baby size baked bean Approx length ~0.6cm Weeks to go 34 (to 40) Work out your dates Not sure how many weeks you are? Our [due date calculator](/tools/due-date-calculator/) maps your weeks and trimester dates from your last period.