The National Breast Cancer Foundation recommends that women perform breast self-examinations at least once a month. And while 40% of breast cancer diagnoses are detected by self-exam, finding a lump is a scary prospect that deters many women from examining themselves. But by avoiding self-examinations altogether, you are putting yourself at a disadvantage. If you don’t know what your breasts feel like normally, how will you know when something is abnormal? In this short video with Sonima founder Sonia Jones, you’ll learn why it is so important to become familiar with your own body and how self-examinations can become easier with time. To learn more about breast health and the Dubin Breast Center in New York City, where this video was shot, click here.

Related: How to Navigate the Mammogram Guidelines for Early Cancer Detection