How do you know that you are free of breast cancer or any breast diseases?

Can never be sure. The best you can do is breast self exam, be certain to get yearly mammograms and have physician evaluate you on a yearly basis. If you are high risk or feel you are then genetic testing may be helpful as well. Discuss this further with your doctor.
You don't. We have no good way of finding microscopic disease.

Related Questions

Hi doc. Is it true that underwire brassiere can caused breast cancer or any breast disease?

No. There is no evidence of the type of clothing, type of bra, underwire or not, bra or not, that there is any relationship to breast cancer. Read more...

Benign breast disease and the risk of breast cancer?

Depends. Most benign breast findings do not lead to or cause breast cancer. Some breast tissue biopsies can show benign but possibly pre-cancerous cells, such as atypical ductal hyperplasia or lobular neoplasia (for example). You would need to discuss any breast biopsy results and their possible risks with your doctor. Read more...

Can you tell me how to prevent breast cancer or other breast diseases from happening?

Can't avoid cancer. You should live a healthy life, eat well, exercise, limit alcohol and avoid illicit drugs, risky sex, and any kind of tobacco. Be aware of those risk factors you can't change (like family history) and discuss it with your doc to get the age and risk-specific screening tests for you. Sadly, nobody can totally avoid cancer or illness in general so do your best to enjoy the gift of every day. Read more...

Is there anyone offering to give free breast cancer exams as a regular program, anywhere in the u.S.?

Yes. There are some federally supported programs sponsored in different states. Here in nevada there is a free annual screening program for uninsured women over age 40 to have free breast and cervical cancer screening. But it does not include treatment if a condition is identified. Read more...
Am Cancer Society. Contact your local american cancer society office. They ususally support free screening mammograms at health fares, and other opportunities. Additionally, your local health department may advise you on free screening locations. Read more...