Breast cancer, which is the most common type of cancer, affects nearly 270,000 people in the U.S. each year. Here you will find information on the symptoms, causes, stages, and treatment of breast cancer.

Breast Cancer Basics

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Early Breast Cancer Signs and Symptoms

Metastasic Breast Cancer

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Metastatic Breast Cancer Signs and Symptoms

Treatment and Management

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What to Know About the Options for Treating Breast Cancer

Explore Breast Cancer

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What I Wish I Knew About Breast Cancer
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What I Wish I Knew About the Emotions in Managing Early-Stage Breast Cancer
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What I Wish I Knew About Breast Cancer Treatment and Its Side Effects
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Living With Breast Cancer During and After Treatment
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Diagnosing Breast Cancer: Common Tests and Procedures
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Breast Cancer Symptoms Every Person Needs To Know
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What To Know About Ductal Carcinoma In Situ (DCIS)—Stage 0 Breast Cancer
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11 Reasons for Itchy Nipples and Breasts
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15 Gifts To Give Someone With Breast Cancer
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Could Burning Breast Pain Be a Sign of Breast Cancer?
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Politician Maya Rockeymoore Cummings Reveals Why She Chose to Have a Double Mastectomy Weeks After Her Husband's Death
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Shannen Doherty Shares 'Truthful' Photos From Her Personal Journey With Breast Cancer on Instagram
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Breast Pain: 12 Reasons Your Breasts Hurt
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FDA's Updated Mammogram Regulations Aim to Protect People With Dense Breasts
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Breast Cancer Survival Rates Have Steadily Improved for Women—But Not for Men
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Benign Breast Lumps May Increase Breast Cancer Risk in the Long Term, Research Shows
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How Do Dense Breasts Influence Breast Cancer Risk? Katie Couric's Diagnosis, Explained
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7 Breast Cancer Charities to Consider When Making Charitable Donations
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More People Are Surviving Cancer Than Ever Before, New Report Shows
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How Moving More and Sitting Less May Help Lower Breast Cancer Risk
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13 Cancers Associated With Obesity
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What to Know About Enhertu, the First Targeted Treatment for HER2-Low Breast Cancer
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This Woman's COVID-19 Vaccine Side Effect Led to a Breast Cancer Diagnosis
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'Bachelorette' Katie Thurston Reveals Chest Scar From Finding a Lump in Her Breast at 20 Years Old
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‘Saggy’ Breasts Are a Normal Thing To Have—Here’s What To Know
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A Breast Cancer Notebook: My Story in Paper and Glue
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5 Things You Really Shouldn't Be Doing to Your Breasts
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I Just Had My First Mammogram—Here's What It's Really Like
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What You Should Know About Cancer-Preventing Surgery
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8 Things to Know About Breast Cancer Screening With Implants
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Nipple Tattoos Give Breast Cancer Survivors Confidence—Here's How They Work
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Breast Cancer Misdiagnosed as a Cyst
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Stage 4 Breast Cancer: What You Need To Know About Survival Rates of the Disease
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Christina Applegate Chose Breast Reconstruction: Here's What To Know
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What To Do if You Find a Lump in Your Breast
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4 Breast Cancer Survivors Share How the Disease Changed Their Lives
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Doctors Kept Dismissing My Back Pain—Until I Was Finally Diagnosed With Terminal Cancer
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What Sheryl Crow Wishes She'd Known Before Her Breast Cancer Diagnosis
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Is It Just Me or Are My Boobs Different Sizes?
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I Was Diagnosed With Breast Cancer After Having a Baby
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Feeling Vulnerable During Female Medical Exams—Your Patient Rights
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I Had a Double Mastectomy at 32—and Turned My Scars Into Works of Tattoo Art
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71% of Women Are Unsatisfied With Their Breasts—and That Can Be Dangerous for Their Health
shannen-doherty-stage-4-cancer, BEVERLY HILLS, CALIFORNIA - OCTOBER 05: Shannen Doherty poses for a portrait in the Getty Images & People Magazine Portrait Studio at Hallmark Channel and American Humanes 2019 Hero Dog Awards at the Beverly Hilton on October 05, 2019 in Beverly Hills, California. (Photo by Neilson Barnard/Getty Images for Hallmark Channel )
Shannen Doherty Reveals Stage 4 Breast Cancer Diagnosis—Here's What It Means
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This Woman With Metastatic Breast Cancer Did Her Own Research to Find a Clinical Trial to Fight the Disease
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This Woman's Stage 4 Breast Cancer Diagnosis Didn't Stop Her Dream Wedding
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What Is Triple-Negative Breast Cancer?
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Prophylactic Mastectomy: How I Weighed My Cancer Risk and Had My Breasts Removed at Age 33
UNIVERSAL CITY, CALIFORNIA - OCTOBER 09: TV Personality Meredith Vieira visits Hallmark Channel's "Home & Family" at Universal Studios Hollywood on October 9, 2019 in Universal City, California. (Photo by Paul Archuleta/Getty Images)
Meredith Vieira's Grandmother Had Metastatic Breast Cancer—And Now She's Helping Others With the Disease
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Elizabeth Hurley Shares How Her Grandmother's Death Showed Her the Importance of Mammograms
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Beyoncé's Dad Just Revealed His Breast Cancer Diagnosis—Here's What You Need to Know About Male Breast Cancer
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5 Steps You Can Take to Reduce Your Risk of Breast Cancer Recurrence
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4 Women on What Brought Them Comfort During Breast Cancer Treatment
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What It's Like to Get Breast Cancer Treatment During the Pandemic
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I Participated in Hyatt Regency Maui's Paddle for a Cure—and I've Never Felt So Empowered to Give Back
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How This Tattoo Artist Is Helping Breast Cancer Survivors Heal
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Amy Klobuchar Reveals She Was Diagnosed With Stage 1A Breast Cancer—Here's What That Means
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'America's Got Talent' Contestant Nightbirde, 30, Leaves Show to Fight Stage 4 Breast Cancer
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Rebecca Crews Shares What Her Breast Cancer Diagnosis Taught Her: 'As Women, We Don't Take Care of Ourselves'
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What the Perfect Breast Looks Like, According to Men and Women
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How These Cooling Gadgets Can Help People With Cancer Keep Their Hair
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What Is Inflammatory Breast Cancer?
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4 Exercises to Perk Up Your Boobs