Please see this excellent breast self-exam (BSE) information on the breastcancer.org website: https://www.breastcancer.org/symptoms/testing/types/self_exam
Another resource is here: https://www.moffitt.org/cancers/breast-cancer/faqs/how-to-do-a-self-breast-exam/
Note: If you find that one of the resources referenced is no longer at that address, do let us know. Our aim is to keep this page updated with breast self-exam information of exceptional value to you.