The Latest Breaking News from Mammogram

Sheelagh Davidson was 'shocked' to be diagnosed with cancer after experiencing no symptoms

‘I’m raising awareness so that more women can get diagnosed sooner,’ says Sheelagh Davidson

A breast ultrasound, sometimes called a sonogram, uses sound waves to take images of the breast tissue

Breast cancer accounts for 1 in 3 of all new cancers diagnosed in women in the U.S. each year, according to the American Cancer Society. It's estimated that more than 43,00 women in the U.S. will die from breast cancer this year.

Here are some key facts to know about mammograms and why the screenings are important.

Charlotte Crosby's mum Letitia Crosby was diagnosed with breast cancer earlier this year after going for her routine mammogram

Mean Girls actor Jonathan Bennett, who played Aaron Samuels in the hit film, has shared a video of himself getting a mammogram and encouraged other men to do the same

Amanda Kennedy, 59, from Clondalkin, found a lump in her breast last December, and was subsequently diagnosed with breast cancer

“Please get your annual mammogram. I was six months late this time. I shudder to think what might have happened if I had put it off longer,” Couric posted on her website.