A new study found an association between sperm quality and life expectancy: Men with fast, strong sperm had increased ...

Body dysmorphic disorder involves all-consuming negative thoughts about one’s appearance, causing intense anxiety or shame.

THR-beta agonists are the only medication approved to treat metabolic dysfunction–associated steatohepatitis (MASH), a severe form of liver disease. Learn more.

Children under 5 are at the highest risk of serious measles complications, but the recent death involved an unvaccinated adult. This story was originally published on February 19, 2025. It has ...

Women experience fewer repeat infections with bacterial vaginosis when both they and their male sex partners receive ...

Eating butter raises the risk of heart disease, cancer, and premature death, a new study finds, while eating olive oil and ...

Though you may know the difference between bad cholesterol and good cholesterol, you may not know that your triglycerides, a type of fat found in your blood, are equally important to your heart ...

Everyday Health independently vets all recommended products. If you purchase a featured product, we may be compensated. Learn why you can trust us. Whether you are trying to conceive or are ...

Everyday Health independently vets all recommended products. If you purchase a featured product, we may be compensated. Learn why you can trust us. Everyday Health independently vets all ...

Addison’s disease, also called primary adrenal insufficiency, is a rare disorder that occurs when the body doesn’t make enough of two hormones called cortisol and aldosterone. Cortisol is an ...

It develops from the abnormal multiplication of T cells, or T-lymphocytes, a type of white blood cell essential for immune system function. The specific treatment course and prognosis for T-cell ...