Breast Cancer: Symptoms, Causes, Stages, and Treatment

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Breast Cancer

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Breast cancer stages tell patients and their doctors important information that can help determine the best course of treatment for the disease.

6 Breast Cancer Symptoms Every Woman Needs to Know

Make sure these breast cancer signs are on your radar—and if you detect one, get it checked out.

The Breast Cancer Pre-Screening Test You Should Get by Age 30

A breast cancer risk assessment might help younger women determine when to start getting mammograms.

9 Things to Know Before Your First Mammogram

Where should you go? Will it hurt? How long does it take? Experts have the answers to all of your mammogram-related questions so you’re prepared and relaxed at your first appointment.

6 Breast Cancer Treatments You Need to Know About That Aren't Chemo

More women with breast cancer may be able to skip chemotherapy. Here's what you should know about today's latest treatment options.

Early Symptoms of Breast Cancer, From Women Who Experienced Them

These are the signs that led nine women to a doctor, and ultimately a diagnosis.

I Had a Preventive Mastectomy—Then Found Out I Already Had Breast Cancer

Alejandra Campoverdi thought she was stopping breast cancer before it could start. Turns out, her breast removal surgery happened just in time.

10 Things Women With Breast Implants Should Know About Cancer Screening

Breast implants don’t increase your chances of developing breast cancer–but they don’t prevent it either.

What is Dense Breast Tissue and How Does It Affect Your Health?

The density of your breast tissue can have an important role in your health.

What Is Breast Cancer?

Breast cancer is the second leading cause of cancer death in women after lung cancer.

As More Women Under 40 Are Diagnosed With Breast Cancer, Is 'Hospital Bed Mom' the New Face of Parenting?

Right now, there are moms all over the country squeezing in homework help and signing school trip permission slips between rounds of invasive cancer treatments. It’s not a trend anyone wants to be a part of, but for so many, this is their reality.

Losing Weight After Age 50 May Reduce Breast Cancer Risk, Says Study

NBC's Kristen Dahlgren Reveals The Unusual Breast Cancer Symptom That She Almost Missed

This Woman's Boyfriend Proposed on Her Last Day of Chemo for Breast Cancer

I Have Terminal Breast Cancer, but I'm Still Spending Thousands of Dollars Each Year on Costs My Insurance Won't Cover

I Had a Double Mastectomy at 32—and Turned My Scars Into Works of Tattoo Art

I embraced my new body by putting an artistic spin on my scars.

All Breast Cancer

I Participated in Hyatt Regency Maui’s Paddle for a Cure—and I’ve Never Felt So Empowered to Give Back

Ex-NFL Player DeAngelo Williams Pays for 500 Mammograms to Honor Late Mom Who Died of Breast Cancer

9 Breast Cancer Symptoms That Aren’t Lumps

Beyoncé's Dad Just Revealed His Breast Cancer Diagnosis—Here's What You Need to Know About Male Breast Cancer

Samantha Harris Thought She Was the Picture of Health—Then She Was Diagnosed With Breast Cancer

4 Breast Cancer Survivors Share How the Disease Changed Their Lives

'I Got Implants After Surviving Breast Cancer Twice—Then I Learned They Can Cause Cancer, Too'

Shannen Doherty Reveals Her Relationship With Her Husband Changed After Breast Cancer

BH90210’s Shannen Doherty Opens Up About Loving Herself After Breast Cancer

The FDA Announced a Breast Implant Recall. Here's Everything You Need To Know

Woman, 25, Learns She Was Misdiagnosed with Breast Cancer after Undergoing Double Mastectomy

This Mother Discovered She Had Breast Cancer When Her Son Refused to Breastfeed From Her Right Breast

A New Breast Cancer Treatment Can Extend the Lives of Younger Patients, Study Finds

44-Year-Old Mother of 11 Dies from Stage-4 Breast Cancer: 'We Just Have Each Other'

What Exactly Is a Breast Ultrasound—and When Would You Need One?

Pregnant Woman Fighting Breast Cancer Gets 9 Rounds of Chemo While Carrying Her Baby

Woman Gets Preventive Double Mastectomy and Then Learns the DNA Testing Was Wrong: 'Just Devastating'

Is It Just Me or Are My Boobs Different Sizes?

Doctors Kept Dismissing My Back Pain—Until I Was Finally Diagnosed With Terminal Cancer

The 23andMe DNA Test Is 50% Off Today—Shop It Before the Sale Ends

Sarah Silverman Says Her Male Doctor Used Bare Hands to Apply Gel to Her Breasts During an Ultrasound

This Man Shared the Sweetest Birth Photo of His Wife, Who Was Diagnosed With Cancer at 7 Months Pregnant

13 Types of Cancer That Are Linked to Being Overweight

The Powerful Reason This Breast Cancer Survivor Is Putting Her Mastectomy Scars on Full Display

ANTM Alum Jael Strauss Dies at Age 34—2 Months After Being Diagnosed with Breast Cancer

Featured Stories

The 5 Breast Cancer Stages, Explained

6 Breast Cancer Symptoms Every Woman Needs to Know

The Breast Cancer Pre-Screening Test You Should Get by Age 30

9 Things to Know Before Your First Mammogram

6 Breast Cancer Treatments You Need to Know About That Aren't Chemo

Early Symptoms of Breast Cancer, From Women Who Experienced Them

I Had a Preventive Mastectomy—Then Found Out I Already Had Breast Cancer

10 Things Women With Breast Implants Should Know About Cancer Screening

What is Dense Breast Tissue and How Does It Affect Your Health?

More Breast Cancer

What Is Breast Cancer?

As More Women Under 40 Are Diagnosed With Breast Cancer, Is 'Hospital Bed Mom' the New Face of Parenting?

Losing Weight After Age 50 May Reduce Breast Cancer Risk, Says Study

NBC's Kristen Dahlgren Reveals The Unusual Breast Cancer Symptom That She Almost Missed

This Woman's Boyfriend Proposed on Her Last Day of Chemo for Breast Cancer

I Have Terminal Breast Cancer, but I'm Still Spending Thousands of Dollars Each Year on Costs My Insurance Won't Cover

I Had a Double Mastectomy at 32—and Turned My Scars Into Works of Tattoo Art

Woman Diagnosed with Breast Cancer After It Was Detected by Tourist Attraction's Thermal Camera

Florida Woman Recovers from Breast Cancer with Trial Vaccine: ‘I Feel Like I Walked on the Moon’

Jennifer Garner Shares Mammogram Video on Instagram—Along With a Genius Tip

Triple Negative Breast Cancer: Everything You Need to Know

The One Thing Sheryl Crow Wishes She'd Known Before Her Breast Cancer Diagnosis

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Breast Cancer

Featured Stories

The 5 Breast Cancer Stages, Explained

6 Breast Cancer Symptoms Every Woman Needs to Know

The Breast Cancer Pre-Screening Test You Should Get by Age 30

9 Things to Know Before Your First Mammogram

6 Breast Cancer Treatments You Need to Know About That Aren't Chemo

Early Symptoms of Breast Cancer, From Women Who Experienced Them

I Had a Preventive Mastectomy—Then Found Out I Already Had Breast Cancer

10 Things Women With Breast Implants Should Know About Cancer Screening

What is Dense Breast Tissue and How Does It Affect Your Health?

More Breast Cancer

What Is Breast Cancer?

As More Women Under 40 Are Diagnosed With Breast Cancer, Is 'Hospital Bed Mom' the New Face of Parenting?

Losing Weight After Age 50 May Reduce Breast Cancer Risk, Says Study

NBC's Kristen Dahlgren Reveals The Unusual Breast Cancer Symptom That She Almost Missed

This Woman's Boyfriend Proposed on Her Last Day of Chemo for Breast Cancer

I Have Terminal Breast Cancer, but I'm Still Spending Thousands of Dollars Each Year on Costs My Insurance Won't Cover

I Had a Double Mastectomy at 32—and Turned My Scars Into Works of Tattoo Art

Woman Diagnosed with Breast Cancer After It Was Detected by Tourist Attraction's Thermal Camera

Florida Woman Recovers from Breast Cancer with Trial Vaccine: ‘I Feel Like I Walked on the Moon’

Jennifer Garner Shares Mammogram Video on Instagram—Along With a Genius Tip

Triple Negative Breast Cancer: Everything You Need to Know

The One Thing Sheryl Crow Wishes She'd Known Before Her Breast Cancer Diagnosis

All Breast Cancer

I Participated in Hyatt Regency Maui’s Paddle for a Cure—and I’ve Never Felt So Empowered to Give Back

Ex-NFL Player DeAngelo Williams Pays for 500 Mammograms to Honor Late Mom Who Died of Breast Cancer

9 Breast Cancer Symptoms That Aren’t Lumps

Beyoncé's Dad Just Revealed His Breast Cancer Diagnosis—Here's What You Need to Know About Male Breast Cancer

Samantha Harris Thought She Was the Picture of Health—Then She Was Diagnosed With Breast Cancer

4 Breast Cancer Survivors Share How the Disease Changed Their Lives

'I Got Implants After Surviving Breast Cancer Twice—Then I Learned They Can Cause Cancer, Too'

Shannen Doherty Reveals Her Relationship With Her Husband Changed After Breast Cancer

BH90210’s Shannen Doherty Opens Up About Loving Herself After Breast Cancer

The FDA Announced a Breast Implant Recall. Here's Everything You Need To Know

Woman, 25, Learns She Was Misdiagnosed with Breast Cancer after Undergoing Double Mastectomy

This Mother Discovered She Had Breast Cancer When Her Son Refused to Breastfeed From Her Right Breast

A New Breast Cancer Treatment Can Extend the Lives of Younger Patients, Study Finds

44-Year-Old Mother of 11 Dies from Stage-4 Breast Cancer: 'We Just Have Each Other'

What Exactly Is a Breast Ultrasound—and When Would You Need One?

Pregnant Woman Fighting Breast Cancer Gets 9 Rounds of Chemo While Carrying Her Baby

Woman Gets Preventive Double Mastectomy and Then Learns the DNA Testing Was Wrong: 'Just Devastating'

Is It Just Me or Are My Boobs Different Sizes?

Doctors Kept Dismissing My Back Pain—Until I Was Finally Diagnosed With Terminal Cancer

The 23andMe DNA Test Is 50% Off Today—Shop It Before the Sale Ends

Sarah Silverman Says Her Male Doctor Used Bare Hands to Apply Gel to Her Breasts During an Ultrasound

This Man Shared the Sweetest Birth Photo of His Wife, Who Was Diagnosed With Cancer at 7 Months Pregnant

13 Types of Cancer That Are Linked to Being Overweight

The Powerful Reason This Breast Cancer Survivor Is Putting Her Mastectomy Scars on Full Display

ANTM Alum Jael Strauss Dies at Age 34—2 Months After Being Diagnosed with Breast Cancer