Breast Cancer

Early detection

The sooner you notice a change, the better because if cancer is found early, treatment is more likely to be successful. It is best to get into the habit of checking your breasts regularly. 

It is important that every woman is breast aware. This means knowing what is normal for you, so that you can spot any changes in your breasts.

Watch video: How to check your breasts

How to check your breasts

Our cancer nurse Roz shows you what changes to look out for each month in a video that explains how to check your breasts, step by step.

Watch the video

Read the step-by-step guide

Changes in your breasts to be aware of

  • A lump, any size, or thickening in your breast or armpit
  • A change in size or shape – it may be that one breast has become larger
  • A change in the skin of your breast – like puckering or dimpling
  • A breast abscess (infected boil) – this may appear as a red, tender area on your breast
  • A change in your nipple, like pulled-in, sunken, or flattened nipple
  • An unusual discharge (liquid) from one or both of your nipples – the discharge may be blood-stained or watery
  • A change on or around the nipple, such as a rash, or flaky or crusted skin
  • Swelling in your armpit or around your collarbone
  • Financial and practical supports

Techniques for checking your breasts 

Look for changes by using a mirror so that you can see the breasts from different angles.

Feel for changes

An easy way of feeling your breast is with a soapy hand in the bath or shower. Some women prefer to feel for changes while lying down.

Know what is normal for you

It's important to know what is normal for you. Your breasts will go through many normal changes during your life. For example, they are affected by changes in your hormones during your menstrual cycle, pregnancy and breast-feeding and menopause.

Your menstrual cycle

Your menstrual cycle

Each month, when you are having periods, your breasts often change. They can become bigger, tender and lumpy usually before a period starts and return to normal once the period is over. Some women, however, may have tender, lumpy breasts throughout their cycle.

Pregnancy and breastfeeding

Pregnancy and breastfeeding

The changes that occur during your menstrual cycle continue during pregnancy. While breastfeeding, your breasts may be very enlarged, firm and tender; this is normal at this time. However, you should continue to check your breasts and discuss any unusual changes with your GP.

Menopause

Menopause

After the menopause your breasts will feel softer and they may get bigger or smaller. If there is a change in only one breast, you should discuss this with your doctor. HRT hormone replacement therapy may cause your breasts to feel firmer and quite tender.

National breast screening programme

Check if you are registered for the free screening of women aged 50-67 in Ireland.

For more information on the screening programme, you can contact BreastCheck directly at Freephone 1800 45 45 55 or visit the BreastCheck website.

Breast Cancer Image Logo

BreastCheck is a Government funded programme providing breast screening and invites women aged between 50 to 69 years for a free mammogram on an area-by-area basis every two years. The aim of BreastCheck is to reduce deaths from breast cancer by finding and treating the disease at an early stage.


Continue reading about Breast Cancer

Read next Getting a diagnosis

Frequently Asked Questions

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Online Breast
Health Checker

Take this short quiz and find out more about staying healthy and the signs of breast cancer.

Related Services

Speak to a peer

Our Survivor Support programme we can match you with a volunteer who has gone through a similar experience.

Discover of you are enrolled for breast screening

Organising transport

If you’re finding it difficult to get to and from treatments, we may be able to ease some of the strain of travelling to and from your appointments.

Related Support

Breast Cancer (Getting a diagnosis) > Building Blocks

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