Apr 9, 2024 · HER2-positive breast cancer tends to be more aggressive than other types of breast cancer. Treatments that target HER2 are very effective.

Nov 12, 2024 · Diverticulitis is the name given to inflamed pockets formed by the wall of the large intestine. The pockets, called diverticula, bubble through the intestine's wall. When the …

Oct 31, 2024 · Breast cancer types include ductal carcinoma and lobular carcinoma. Learn about these and other types of breast cancer.

Aug 10, 2023 · Stress symptoms can affect your body, your thoughts and feelings, and your behavior. Knowing common stress symptoms can help you manage them. Stress that's not …

Nov 1, 2024 · Multiple sclerosis is a disease that causes breakdown of the protective covering of nerves. Multiple sclerosis can cause numbness, weakness, trouble walking, vision changes …

Sep 20, 2025 · If you or your child gets symptoms that might be from iron deficiency anemia, see your healthcare professional. Don't try to diagnose or treat it on your own. And talk to a …

Jul 31, 2024 · Dysphagia is a medical term for difficulty swallowing. Dysphagia can be a painful condition. In some cases, swallowing is impossible. Occasional difficulty swallowing, such as …

Nov 5, 2024 · Glaucoma is an eye condition that damages the optic nerve. This damage can lead to vision loss or blindness. The optic nerve sends visual information from your eye to the brain …

Jul 29, 2025 · These feelings of anxiety and panic interfere with daily activities, are difficult to control, are out of proportion to the actual danger and can last a long time. You may avoid …

Dr. Fransoua F. Her, M.D., Ph.D., is a distinguished physician at Mayo Clinic specializing in advanced medical care and research.