Targeted Therapy and HER2-Positive Breast Cancer

Medically reviewed in March 2021

HER2-positive breast cancer is considered more aggressive, so it tends to grow faster than other types of breast cancer. Fortunately, treatments for this type of cancer have improved significantly.

Featured Content


6 Steps to Take After a Breast Cancer Diagnosis

A diagnosis can be paralyzing. Follow these oncologist-recommended tips to move forward.

Lymph Nodes: What Do They Mean in a Breast Cancer Diagnosis?

What it means when breast cancer spreads to lymph nodes, and what this means for treatment options.

Weight, Social Ties and Other Factors That Increase Your Risk of Breast Cancer Relapse

Find out which factors can raise your risk of cancer recurrence, plus how to lower your risk when possible.


What Does it Mean to be HER2 Positive vs. HER2 Negative?

The difference between HER2-positive and HER2-negative breast cancer is related to the amount of a certain protein.