
HER2-positive breast cancer: What is it? - Mayo Clinic
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.
Stress symptoms: Effects on your body and behavior - Mayo Clinic
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 …
Diverticulitis diet - Mayo Clinic
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 …
Dysphagia - Symptoms and causes - Mayo Clinic
Jul 31, 2024 · Dysphagia can happen at any age, but it's more common in older adults. The causes of swallowing problems vary, and treatment depends on the cause.
Iron deficiency anemia - Symptoms & causes - Mayo Clinic
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 …
Multiple sclerosis - Symptoms and causes - Mayo Clinic
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 …
Diabetes - Symptoms and causes - Mayo Clinic
Mar 27, 2024 · Diabetes mellitus refers to a group of diseases that affect how the body uses blood sugar (glucose). Glucose is an important source of energy for the cells that make up the …
Anxiety disorders - Symptoms and causes - Mayo Clinic
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 …
Pneumonia - Symptoms and causes - Mayo Clinic
Jun 13, 2020 · Pneumonia is an infection that inflames the air sacs in one or both lungs. The air sacs may fill with fluid or pus (purulent material), causing cough with phlegm or pus, fever, …
Self-esteem: Take steps to feel better about yourself
Jul 23, 2025 · For example, "My friend hasn't replied to my text, so I must have done something to make her angry." Mistaking feelings for facts. You may confuse feelings or beliefs with facts. …